Write a program toAsk student to Enter his roll number ,three subject marks obtained by Roll no.1 and repeat it for3timesAndprint them

#include

#include

int main()

{

int result [3][4];

int i, j;

for (i=0;i<3;i++)

{

j=0;

printf ("\nEnter the Roll number:-");

scanf ("%d", &result [i][j]);

for (j=1;j<4;j++)

{

printf ("\nEnter the marks of subject no.%2d\n", j);

scanf ("%d", &result [i][j]);

}

}

printf ("The stored values are:\n");

for (i=0;i<3;i++)

{

for (j=0;j<4;j++)

{

printf ("%4d", result [i][j]);

}

printf ("\n");

}

getch ();

}

Write a program to print the values in a matrix table

#include

#include

main()

{

int a[10][10],i,j,r,c;

printf("Enter order or matrix:");

scanf("%d%d", &r,&c);

printf("Enter %d values ", r*c);

for(i=0;i
for(j=0;j
scanf("%d", &a[i][j]);

printf("\n Element of array a: ");

for(i=0;i
{

printf("\n");

for(j=0;j
{

printf("%d\t",a[i][j]);

}

}

getch();

}

Write a program to print the highest score of the given array?

#include

#include

#define NUM_STUDENTS 25

#define NUM_TESTS 10

int get_highest(int a[][NUM_TESTS], int row, int col);

int main()

{

int grades[NUM_STUDENTS][NUM_TESTS] = { {55, 60, 65},

{85, 90, 95} };

int num_students = 2;

int num_tests = 3;

int high_test;



high_test = get_highest( grades, num_students, num_tests);



printf("The highest score is %d.\n", high_test);

getch();

}



int get_highest(int a[][NUM_TESTS], int row, int col)

/* Assumes that there is at least one element */

{

int i, j;

int highest = a[0][0];



for( i = 0; i < row; i++)

for( j = 0; j < col; j++)

if ( a[i][j] > highest)

highest = a[i][j];

return highest;

}

Write a program to find out the largest and smallest values of a Matrix?

#include

#include

main()

{

int a[10][10];

int l,s,i,j,p,q;

printf("Enter the order of matrix: ");

scanf("%d%d", &p,&q);

printf("\n Enter %d values : ",p*q);

for(i=0;i
{

for(j=0;j
scanf("%d", &a[i][j]);

}

l=0;

s=a[0][0];

for(i=0;i
{

for(j=0;j
{

if(l
l=a[i][j];

if(a[i][j]
s=a[i][j];

}

}

printf("\n\n");

printf("Element of matrix a: ");

for(i=0;i
{

printf("\n");

for(j=0;j
{

printf("%d\t", a[i][j]);

}

}

printf("\n The biggest values: %d", l);

printf("\n The smallest value:%d",s);

getch();

}

Write a program to read data and determine the following ,Total marks obtain by each student,The highest marks in each subject with Rollno, highest st

#include

int main()

{

int result[10][5],i,j,k,total,maxr,maxm;



for(i=0;i<5;i++) {

total=0;

for(j=0;j<4;j++)

{

if(j==0)

puts("Enter Roll number\t");

else if(j==1)

puts("Enter 1st subject marks\t");

else if(j==2)

puts("Enter 2nd subject marks\t");

else if(j==3)

puts("Enter 3rd subject marks\t");

scanf("%d",&result[i][j]);

if(j!=0)

total+=result[i][j];

}

result[i][j]=total;

}



puts("Mark sheet");

printf("\n%6s%6s%6s%6s%6s\n","Roll","1st","2nd","3rd","Total");

for(i=0;i<5;i++)

{

for(j=0;j<5;j++)

{

printf("%6d",result[i][j]);

} printf("\n");

}

puts("Press any key....");

getch();

puts("Roll number with total");

printf("\n%6s%6s\n","Roll","Total");

for(i=0;i<5;i++)

{

for(j=0;j<5;j++)

{ if((j==0)||(j==4))

printf("%6d",result[i][j]);

}

printf("\n");

}

for(i=1;i<4;i++)

{

for(j=0;j<5;j++)

{

if(j==0)

{

maxm=result[j][i];

maxr=result[j][0];

}

else if(result[j][i]>maxm)

{

maxm=result[j][i];

maxr=result[j][0];

}

}

if(i==1)

printf("\nMaximum marks in sub1 is %d, Roll number %d",maxm,maxr);

else if(i==2)

printf("\nMaximum marks in sub2 is %d, Roll number %d",maxm,maxr);

else if(i==3)

printf("\nMaximum marks in sub3 is %d, Roll number %d",maxm,maxr);

}

for(i=0;i<5;i++)

{

for(j=0;j<5;j++)

{

if(j==4)

{

if(i==0)

{

maxm=result[i][j];

maxr=result[i][0];

}

else if(result[i][j]>maxm)

{

maxm=result[i][j];

maxr=result[i][0];

}

}

}

}

printf("\nMaximum total is %d and Roll number %d",maxm,maxr);

getch();

}

Write a program that reads in four integers and determines and prints the largest and the smallest integers in the group?

#include

#include



#define MAX_INTS 4



int main()

{

int min = INT_MAX;

int max = INT_MIN;

int a[ MAX_INTS ];

int i;



for (i = 0; i < MAX_INTS; i++)

{

printf( "Enter number %d of %d : ", (i + 1), MAX_INTS);

scanf( "%d", &a[i] );



if ( a[i] < min) min = a[i];

if ( a[i] > max) max = a[i];

}



printf("%d is the smallest number\n", min);

printf("%d is the largest number\n", max);



return 0;

}

Write the program to calculate the Median of a given array

#include

main()

{

int i,j,n;

float median,t;

printf("Enter the size of the array\n");

scanf("%d",&n);

float a[n];

printf("Enter the values\n");

for(i=0;i
scanf("%f",&a[i]);

for(i=0;i
{

for(j=1;j
{

if(a[j-1]
{

t=a[j-1];

a[j-1]=a[j];

a[j]=t;

}

else

continue;

}

}

if(n%2==0)

median=(a[n/2]+a[n/2+1])/2;

else

median=a[n/2+1];

for(i=0;i
printf(" %.2f",a[i]);

printf("\nMedian is =%f\n",median);

getch();

}

write a program to Reverse the digits by using do-while loop

#include
#include
main()
{
int number = 123;
int rightMostNumber = 0;
int temp = 0;

temp = number;

do
{
rightMostNumber = 10*rightMostNumber + temp % 10;
temp = temp/10;
} while (temp);

printf ("\nThe number %d reversed is %d\n", number, rightMostNumber );
getch();
}

write a program to find given number is palidrome or not by using while loop?

#include

#include

main()

{

int n,t,s,r;

printf(“Ent er any number:”);

scanf(“%d”,&n);

t=n;

s=0;

while (n>0)

{

r=n%10;

s=(s*10)+r;

n=n/10;

}

if(t==s)

printf(“%d is a Palindrome number”, t);

else

printf(“%d is not a Palindrome number”, t);

getch();

}

write a program To print armstrong number using while loop

#include

#include

main()

{

int n,t,s,r;

printf(“Ent er any number:”);

scanf(“%d”,&n);

t=n;

s=0;

while (n>0)

{

r=n%10;

s=s+(r*r*r);

n=n/10;

}

if(t==s)

printf(“%d is a Armstrong number”, t);

else

printf(“%d is not a Armstrong number”, t);

getch();

}

write a program to find given number is prime number or not by using while loop

#include

#include

main()

{

int n,i,k;

printf(“Enter any number:”);

scanf(“%d”, &n);

i=1;

k=0;

while(i<=n)

{

if(n%i==0)

k=k+1;

i++;

}

if(k==2)

printf(“%d is a prime number”,n);

else

printf(“%d is not a prime number”,n);

getch();

}

write a programTo print average of odd numbers below user given range

#include

#include

main()

{

int i,r,c,t;

float a;

printf(“Enter the range:”);

scanf(“%d”, &r);

i=1; c=0; t=0;

while(i<=r)

{

if (i%2!=0)

{

t=t+i;

c++;

}

i++;

}

a=t/c;

printf(“\nThe average of odd numbers below &d: %f”,r,a);

getch();

}

write a program to print sum of digits upto given number

#include
#include
int main(void)
{
long sum = 1L;
int j = 1;
int count = 10;
int i;
for(i = 1 ; i <= count ; i++)
{
sum = 1L;
j=1;
printf("\n1");

while(j < i){
sum += ++j;
printf("+%d", j);
}
printf(" = %ld\n", sum);
}
getch();
}

To print floy’s triangle using for loop

#include

#include

main()

{

int i,j,t,row;

printf(“Enter number of rows:”);

scanf(“%d”,&row);

t=1;

for(i=0;i
{

for(j=0;j<=i;j++)

{

if(t<10)

printf(“%d “,t);

else

printf(“%d “,t);

t++;

}

printf(“\n”);

}

getch();

}

write a program To print asterisks graph using for loop

#include

#include

main()

{

int i,j,row;

printf(“Enter number of rows:”);

scanf(“%d”,&row);

for(i=1;i<=row;i++)

{

for(j=1;j<=i;j++)

{

printf(“* “);

}

printf(“\n”);

}

getch();

}

Write a program to check the given character whether it is vowel or consonant?

#include

#include

main()

{

char a;

printf("Enter any small letter(a-z) \n");

scanf("%c",&a);

//a = getchar();

if((a =='a') || (a == 'e') || (a =='i') || (a == 'o') || (a == 'u'))

printf("It is a vowel ");

else

printf("It is a consonant");

getch();

}

Write a program to print the given year is a leap year or not?

#include

main()

{

int year;

printf("Enter a year\n");

scanf("%d",&year);

if(year%4==0 && year%100!=0 ||year%400==0)

printf("Given year is a leap year");

else
printf("Given year is not a leap year");

getch();

}

Write a program to print result of student?

#include

#include

main()

{ int m1,m2,m3,m4,m5,m6,total;

char result, grade,name[15];

float avg;

printf("Enter student name:");

scanf("%s", name);

printf("\n Enter 6 marks:");

scanf("%d%d%d%d%d%d", &m1, &m2, &m3, &m4, &m5, &m6);

total=m1+m2+m3+m4+m5+m6;

avg=total/6;

if(avg>40)

{

result = 'p';

if(avg>75)

grade='d';

else if(avg>60 && avg<=75)

grade='a';

else if(avg>50 && avg<=60)

grade='b';

else

grade='c';

}

else

result='f';

printf("\nstudent name : %s", name);

printf("\nMarks :");

printf("\n%d\t%d\t%d\t%d\t%d\t%d\t",m1,m2,m3,m4,m5,m6);

printf("\nAverage marks : %f",avg);

if(result=='p')

printf("\nResult :pass");

else

printf("\Result :fail");

printf("\Grade :%c",grade);

getch();

}

Write a program to find out biggest number out of three numbers?

#include

#include

main()

{

int a,b,c;

printf("Enter any three numbers:");

scanf("%d%d%d", &a,&b,&c);

if((a>b) && (a>c))

printf ("The big number : %d", a);

else if(b>c)

printf("The big number : %d", b);

else

printf("The big number : %d", c);

getch();

}

Write a program to print concatanation of two names by using pointers

#include

#include

#include



main()

{

char buf[80], *message;



/* Input a string. */

puts("Enter a line of text.");

gets(buf);



/* Allocate the initial block and copy the string to it. */



message = realloc(NULL, strlen(buf)+1);

strcpy(message, buf);



/* Display the message. */



puts(message);



/* Get another string from the user. */



puts("Enter another line of text.");

gets(buf);



/* Increase the allocation, then concatenate the string to it. */



message = realloc(message,(strlen(message) + strlen(buf)+1));

strcat(message, buf);



/* Display the new message. */

puts(message);

getch();

return(0);

}

Write a program ot print Amount of numbers that we have Entered by using pointers.:

#include

#include





int main ()

{

int i,n;

int * pData;

printf ("Amount of numbers to be entered: ");

scanf ("%d",&n);



pData = (int*) calloc (n,sizeof(int));



for (i=0;i
{

printf ("Enter number #%d: ",n);

scanf ("%d",&pData[i]);

}

printf ("You have entered: ");

for (i=0;i
free (pData);

getch();

return 0;

}

Write a program to find GCD of given number by using Recursion..

#include

int recgcd(int x, int y)
{
int r;
if(y==0)
{
return(x);
}
else
{
r=x%y;
return(recgcd(y,r));
}
}
main()
{
int a,b,gcd;
printf("Enter two numbers:");
scanf("%d%d",&a,&b);
gcd=recgcd(a,b);
printf("GCD of %d and %d is = %d\n",a,b,gcd);
}

******************OR***************************************

#include
int gcd(n1,n2)
{
int x;
int limit=n1>n2?n1:n2;
int small=n1
if(limit%small==0) return small;
x=limit%small;
gcd(limit,x);


}
main()
{
int n1,n2;
printf("Enter any two +ve numbers:");
scanf("%d%d",&n1,&n2);

gcd(n1,n2);
printf("%d\n",gcd(n1,n2));
}

Write a C program to find factorial by using recursion

#include
main()
{
int no;
printf("Enter the number:");
scanf("%d",&no);
factorial(no);

printf("Factorial of %d is = %d\n",no,factorial(no));
}
int factorial(int n)
{
if(n<0)
return 0;
if(n==0||n==1)
return 1;
if(n==2)
return (n);
else
return n*factorial(n-1);
}

Write a program to find GCD of given numbers.

#include

int gcd(int m,int n)
{
int g,j;
g=(m>n)?m:n;
j=(m if(g%j==0)return j;
g=g%j;
gcd(g,j);
}

main()
{
printf("\tFinding GCD of given numbers\n");
int m,n;
printf("Enter two numbers : ");
scanf("%d %d",&m,&n);
printf("\tGCD of %d and %d is %d\n",m,n,gcd(m,n));
}

********************OR***********************************

#include

int gcd(int m,int n,int i)
{
static int g=0;
static int j=0;
if(m%i==0 && n%i==0)
j=i;
if(g<=j)
g=j;
if(i==1)return g;
gcd(m,n,i-1);
}

main()
{
printf("\tFinding GCD of given numbers\n");
int m,n,i;
printf("Enter two numbers : ");
scanf("%d %d",&m,&n);
i=(m>n)?n:m;
printf("\tGCD of %d and %d is %d\n",m,n,gcd(m,n,i));
}

Write a C program to Find the nth power of the given number

#include

int power(int n,int i)
{
static int total=1;
if(i==0)return total;
total=total*n;
power(n,i-1);
}

main()
{
printf("Finding the nth power of the given number\n");
int n,i;
printf("Enter your number and power : ");
scanf("%d %d",&n,&i);
printf("%d th power of %d = %d\n",i,n,power(n,i));
}

Write a program to check number is prime or not using recursion.

#include
#include

int prime(int num,int count)
{
if(count{
if(num%count==0)
{
printf("%d is not Prime Number\n",num);
goto exit;
}
count += 1;
if(count {
prime(num,count);
}
}
if(num==count)
{
printf("%d is a Prime Number\n",num);
}
exit:
return 0;
}

int main()
{
int no;
printf("Enter the number = ");
scanf("%d",&no);
prime(no,2);


}

write a C program to print reverse of the given string..

#include

int string_length(char s[])
{
int i;
for (i = 0; s[i]; i++)
;
return i;
}
/* Function reverse */
void string_reverse(char s[])
{
int i, j;
for (i = 0, j = string_length(s)-1; i{
int tmp = s[i];
s[i] = s[j];
s[j] = tmp;

}
}
main()
{
char s[] = "Pavan";
string_reverse(s);
printf("%s\n", s);
}

Reverse a number using recursion in c program..

#include
int reverse(int x)
{
int n,i;
if(n>0)
{
return n;;
}
else if(i==1)
{
i=n%10;
n=n/10;
return i;
}

}

main()
{
int n,i;
printf("Enter the number:");
scanf("%d",&n);
int r=reverse(i);
printf("The Reverse Number is %d\n",r);
}
*****************OR******************************
#include

int Recursion_Reverse(int n)
{
static int rev=0;
if(n==0)return rev;
rev=rev*10+(n%10);
Recursion_Reverse(n/10);
}

main()
{
int a;
printf("Enter your number : ");
scanf("%d",&a);
printf("reverse of %d = %d \n",a,Recursion_Reverse(a));
}

Write a C programm to Reverse Given string and check it palidrome or not..

#include
#include
char string_reverse(char ch[])// function definition
{
int i=0,found=1;
int len=strlen(ch);
for(i=0;i<(len/2+1);i++)
{
if(ch[i] !=ch[--len])// checks chars front with backward chars
{
found=0;
break;
}

}//FOR
if(found==1)
printf("%s is a palindrome\n",ch);
else
printf("%s is Not palindrome\n",ch);
}
main()//Begining of the main function
{
char ch[10];//char array declaration
printf("Enter the string:");
scanf("%s",ch);// takes input from the keyboard

string_reverse(ch);//Function calling
}

Read in an integer n, read in n numbers and find out the mean, median and mode.

#include

#include

static char *ch[20],temp[20];



static int i,j,k,n;

char Display(char *ch[]);//Function Prototype

char SortWords(char *ch[])//Function Definitio

{



printf("\n\n------------------------------------\n\tBefore Sort\n------------------------------------\n\n");

Display(ch);

for(i = 0; i < n;i++)//Loop to compare each with word with

{



for(j = i + 1; j < n;j++)//Loop to compare each ith index word with jth index word

{



if ( strcmp(ch[i],ch[j]) > 0)// if ith index string > jth index

{

strcpy(temp,ch[j]); //swapping

strcpy(ch[j],ch[i]);

strcpy(ch[i],temp);

}

}



}

printf("\n\n------------------------------------\n\tAfter Sort\n------------------------------------\n\n");

Display(ch);





}



char Display(char *ch[])//Display the strings

{

for(i = 0; i < n;i++)

printf("%s ",ch[i]); //printin after sorting

}

//////////////////////////////////////////

main()

{

printf("Enter No of Strings\n");

scanf("%d",&n);//no of string that we enter



for(i=0;i
{

ch[i] = ((char *) malloc( 50 * sizeof(char)));

scanf("%s",ch[i]);

}



SortWords(ch);//Function Calling





}//End of Main

Write a program that inputs n names and outputs them in alphabetical order.

#include
#include

static char *ch[20],temp[20];

static int i,j,k,n;
char Display(char *ch[]);//function Prototype
char sortwords(char *ch[])//fuction definition
{
printf("\n\n-----------------------\n\tBefor sort\n----------------------");
Display(ch);
for(i=0;i {
for(j=i+1;j {
if(strcmp(ch[i],ch[j])>0) // if ith index string>jth index
{
strcpy(temp,ch[j]);//swapping
strcpy(ch[j],ch[i]);
strcpy(ch[i],temp);
}
}
}
printf("\n\n-------------------------\n\tAfter sort\n------------------------");
}
main()
{
int n,i;
char ch;
printf("Enter the NO. of string:");
scanf("%d",&n);//no of string that we enter

for(i=0;i {
ch[i]=((char *) malloc(50*sizeof(char)));
scanf("%s",ch[i]);
}
sortwords(ch);//function calling
}//End of main

Write a program that will print out all the rations of a string typed into it by using function Ex: "space": space paces acesp cespa espac

#include
#include
char rotation_words(char ch[])
{
int i,j,k;
int len=strlen(ch);
for(i=0;i {
for(j=i;j {
printf("%c",ch[j]);
if(j>=len-1)
{
for(k=0;k printf("%c",ch[k]);
}
}
printf("\n");
}
}
main()
{
char ch[100];
printf("Enter the string:");
gets(ch);

rotation_words(ch);
}

program that outputs if a given word is a palindrome or not by using funciton Ex:amma is a palindrome.

#include
#include

char polidrome(char ch[])
{
int i=0,found=1;
int len=strlen(ch);
for(i=0;i<(len/2+1);i++)
{
if(ch[i]!=ch[--len])
{
found=0;
break;
}
}
if(found==1)
printf("%s is a polindrome\n",ch);
else
printf("%s is Not a polindrome\n",ch);
}
main()
{
char ch[100];
printf("Enter the string:");
gets(ch);

polidrome(ch);
}

Write C program to find the median

#include
#define N 10
main()
{
int i,j,n;
float median,a[N],t;

printf("Enter the number of items\n");
scanf("%d", &n);
/* Reading item into array a */
printf("Input %d values\n",n);
for(i=1;i<=n;i++)
scanf("%f",&a[i]);
/*sorting begins*/
for(i=1;i<=n-1;i++)
{/* Trip-i begins */
for(j=1;j<=n-i;j++)
{
if(a[j]<=a[j+1])
{/* Ineterchanging values */
t=a[j];
a[j]=a[j+1];
a[j+1]=t;
}
else
continue;
}
}/* sorting ends */


/* calculation of median */
if(n%2==0)
median=(a[n/2]+a[n/2+1])/2.0;
else
median=a[n/2+1];
/* Printing */
for(i=1;i<=n;i++)
printf("%f",a[i]);
printf("\n\nMedian is %f\n",median);

Write C program to print MAXIMUM and MINIMUM in given numbers.

#include
main()
{
int i,j,n=10,arr[n],temp;
printf("Enter 10 elements :\n");
for(i=0;i {
scanf("%d",&arr[i]);
}
for(i=0;i {
for(j=0;j {
if(arr[i] <= arr[j])
{
temp=arr[j];
arr[j]=arr[i];
arr[i]=temp;
}
}
}
printf("\t%d is the Minimum value\n",arr[0]);
printf("\t%d is the Maximum value\n",arr[n-1]);
int sum=0;
for(i=0;i {
sum+=arr[i];
}
float average=sum/n*1.0;
printf("\t%.2f is the Average\n",average);
printf("\t%d is the variation \n",arr[n-1]-arr[0]);
}

Write C program to read 1-100 integers , Even ,Odd and Prime numbers.

#include
main()
{
int pavan[100];
int i;
printf("\n\tEven numbers from 1-100:\n\n");
for(i=0;i<100;i++)
{
pavan[i]=i+1;
if(pavan[i]%2==0)
printf("%d ",pavan[i]);
}
printf("\n");
printf("********************************************************************************\n");
/*************************************************************************************************************************/
printf("\n\t0dd numbers from 1-100 :\n\n");
for(i=0;i<=100;i++)
{
pavan[i]=i+1;
if(pavan[i]%2==1)
printf("%d ",pavan[i]);
}
printf("\n");
printf("********************************************************************************\n");
/*************************************************************************************************************************/

int count=0;
int n=0;
int j;
printf("\n\tPrime numbers from 1-100 :\n\n");
for(i=0;i<100;i++)
{
count=0;
for(j=1;j<=pavan[i];j++)
{
if (pavan[i]%j==0)
{
count++;
}
}
if(count==2)
printf("%d ",pavan[i]);

}
printf("\n");
printf("********************************************************************************\n");
/*************************************************************************************************************************/
}

Test a number is even or odd by using bitwise operators

#include
main()
{
int n;
printf("Enter number:");
scanf("%d",&n);
if(n&1==1) // if last bit in number is 1,'n' is ODD, '0' for EVEN
printf("%d is odd\n",n);
else
printf("%d is even\n",n);

}

Write a Program to Reverse

#include
#include
#include
void reverse(char []);
void itoa(int n, char s[])
{

int i = 0;
do
{
s[i++] = n % 10 + '0';

}while ((n /= 10) > 0);
//s[i] = '\0';
while (i >0)
{

printf("%c",s[--i]);

}

printf("\n");
}/*
void atoi(int n, char s[])
{
int i = 0;
do
{ // generate digits in reverse order
s[i++] = n % 10 + '0'; // get next digit
}while ((n /= 10) > 0); // delete it
s[i] = '\0';
while (i >= 0)
printf("%c",s[i--]);

printf("\n");
}*/
main()
{
char ch[10];
char n;
// scanf("%c",&n);
itoa(getchar(),ch);
}

Revise the main routine of the longest-line program so it will correctly print the length of arbitrary long input lines, and as much as possibleoftext

#include

#define MAXLINE 1000

void copy(char to[], char from[]);

/* print longest input line */
int main(void)
{
int len; /* current line length */
int max; /* maximum length seen so far */
char line[MAXLINE]; /* current input line */
char longest[MAXLINE]; /* longest line saved here */

max = 0;

while((len = getlines(line, MAXLINE)) > 0)
{
printf("%d: %s", len, line);

if(len > max)
{
max = len;
copy(longest, line);
}
}

if(max > 0)
{
printf("Longest is %d characters:\n%s", max, longest);
}
printf("\n");
return 0;
}

/* getline: read a line into s, return length */
int getlines(char s[], int lim)
{
int c, i, j;

for(i = 0, j = 0; (c = getchar())!=EOF && c != '\n'; ++i)
{
if(i < lim - 1)
{
s[j++] = c;
}
}
if(c == '\n')
{
if(i <= lim - 1)
{
s[j++] = c;
}
++i;
}
s[j] = '\0';
return i;
}

/* copy: copy 'from' into 'to'; assume 'to' is big enough */
void copy(char to[], char from[])
{
int i;

i = 0;
while((to[i] = from[i]) != '\0')
{
++i;
}
}

Write a function reverse(s) that reverses the character string s. Use it to write a program that reverses its input a line at a time.

#include

#define MAX_LINE 1024

void discardnewline(char s[])
{
int i;
for(i = 0; s[i] != '\0'; i++)
{
if(s[i] == '\n')
s[i] = '\0';
}
}

int reverse(char s[])
{
char ch;
int i, j;

for(j = 0; s[j] != '\0'; j++)
{
}

--j;

for(i = 0; i < j; i++)
{
ch = s[i];
s[i] = s[j];
s[j] = ch;
--j;
}

return 0;
}

int getlines(char s[], int lim)
{
int c, i;

for(i = 0; i < lim - 1 && (c = getchar()) != EOF && c != '\n'; ++i)
{
s[i] = c;
}

if(c == '\n')
{
s[i++] = c;
}

s[i] = '\0';

return i;

}

int main(void)
{
char line[MAX_LINE];

while(getlines(line, sizeof line) > 0)
{
discardnewline(line);
reverse(line);
printf("%s\n", line);
}
return 0;
}

Write a program to print all input lines that are longer than 80 characters.

#include
#define MINLENGTH 10

int readbuffer (char *buffer)
{
int i = 0;
int c;
while (i < MINLENGTH)
{
c = getchar();
if (c == EOF) return -1;
if (c == '\n') return 0;
buffer[i++] = c;



}
return 1;
}

int copyline(char *buffer)
{
size_t i = 0;
int c;
int status = 1;

for(i = 0; i < MINLENGTH; i++)
{
putchar(buffer[i]);
}
while (status == 1)
{
c = getchar();
if(c == EOF) status = -1;
else if ( c == '\n') status = 0;
else putchar(c);
printf("%d\n",status);
}
putchar('\n');
return status;
}

int main(void)
{
char buffer[MINLENGTH];
int status = 1;
while (status != -1)
{
status = readbuffer(buffer);
if (status == 1)
status = copyline(buffer);
}


}

Write a C program to calculate the following Sum: Sum=1-x2/2! +x4/4!-x6/6!+x8/8!-x10/10!

#include
#include

main()
{
int counter, f_coun;
float sum = 0,x,power,fact;

printf("Enter the value of x\n");
scanf("%f",&x);

for(counter = 0,power = 0; power <=10;counter++,power = power+2)
{
fact = 1;
//printf("Counter Value = %d\n",counter);
for(f_coun = power; f_coun>=1 ; f_coun--)
fact *= f_coun;
sum += ( pow(-1,counter) * ( (pow(x,power) ) / fact ) ); // Equation of Sum Series
}
printf("%f\n",sum);

}

Write a program to count the number of positive and negative numbers...

#include
main()
{
int a[50];
int count_neg=0;
int count_pos=0,i,n;

printf("Enter the size of the array:");
scanf("%d",&n);
printf("Enter the elements of the array:\n");
for(i=0;i scanf("%d",&a[i]);
for(i=0;i {
if(a[i]<0)
count_neg++;
else
count_pos++;
}
printf("There are %d negative numbers in the array\n",count_neg);
printf("There are %d positive numbers in the array\n",count_pos);
}

Write a program to count the number of letters from A-Z in given input

#include

main() {

int c; /* store input char */
int nletters[26]; /*array of 26 cells */
int i; /* handy variable */

for (i = 0; i < 26; ++i)
nletters[i] = 0;

while ((c = getchar()) != EOF) {
if (c >= 'a' && c <= 'z')
++nletters[c - 'a'];
else if (c >= 'A' && c <= 'Z')
++nletters[c - 'A'];
}

for (i = 0; i < 26; ++i) {
c = 'a' + i;
putchar(c);
printf(" = %d\n", nletters[i]);
}

}

Write a program to copy its input to its output, replacing each string of one or more blanks by a single blank.

#include
main()
{
int c;
int space = 0;
while( (c = getchar()) != EOF )
{
if ( c == ' ')
{
if ( space == 0)
{
putchar(c);
space = 1;
}
}
if(c !=' ')
{
putchar(c);
space = 0;
}
}
}

Write a program to copy its input to its output, replacing each backspace by \b, and each backslash by \\.

#include

int main()
{
int c, d;

while ( (c=getchar()) != EOF) {
d = 0;
putchar('d');
//putchar((int)c);
if (c == '\\') {
putchar('\\');
// putchar('\\');
d = 1;
}
if (c == '\t') {
putchar('\t');
// putchar('t');
d = 1;
}
if (c == '\b') {
putchar('\b');
// putchar('b');
d = 1;
}
if (d == 0)
putchar(c);
}
return 0;
}

Write a program that prints its input one word per line.

#include
#define IN 1 /* inside a word */
#define OUT 0 /* outside a word */
/* count lines, words, and characters in input */
int main()
{
int c;
int inspace = 0;


while((c = getchar()) != EOF)
{
if(c == ' ' || c == '\t' || c == '\n')
{
if(inspace == 0)
{
inspace = 1;
putchar('\n');

}// End Of Second IF
}// End Of First IF
else
{
putchar(c);
inspace = 0;
}

}// End of WHILE
return 0;
}

Write a program to copy its input to its output, replacing each string of one or more blanks by a single blank.

#include
main()
{
int c;
int inspace = 0;
while((c = getchar()) != EOF)
{
if(c == ' ')
{
if(inspace == 0)
{
inspace = 1;
putchar(c);
}// End of Second IF
}// End of First IF

}// End of while
}

Write a program to count blanks, tabs.

#include

main()
{
int c,nc,ns,nl,nt;
nc = ns = nl = nt = 0;
while ((c = getchar()) != EOF)// takes prompts for input till press Ctrl + D
{
++nc; // counts no of characters
if (c == '\n') nl++;// counts no of lines
if (c == ' ') ns++;// counts no of spaces
if (c == '\t') nt++;// counts no of tab spaces
}
printf("\nNo Of Characters = %d\nNo Of Lines = %d\nNo Of Spaces = %d\nNo Of tab Spaces = %d\n",nc,nl,ns,nt);
}

Write a program to count characters of input.

#include

main()
{
int c,nc = 0;

while ((c = getchar()) != EOF)// takes prompts for input till press Ctrl + D
{
++nc; // counts no fo characters
}
printf("\nNo Of Characters Entered = %d\n",nc);
}

Write a program to read and accept 5 single characters from the keyboard

#include
main()
{
int c,i;
i = 1;

while (i <= 5)
{
c = getchar();
if ( c == ' ' || c == '\n' || c == '\t')
++i;
}

}

Print out powers of 5: 1, 5, 25, 125, .. up to 5^N

#include
#include

main()
{

int base, power, i,p;// variable declaration
base = power = i = p = 0;// variable initialization
printf("Please Enter Base and Power ( 2^5)\n");
scanf("%d%d",&base,&power);// scanf function takes input from the keyboard

printf("------------+\n");
for(i = 1;i<=power; i++)
{
p = pow(base,i);
printf("%d^%d = %d\n",base,i,p);
}
printf("------------+\n");
}

************************OR****************************
#include
#define N 10
main()
{
int n;
int val=1;
printf("\t n\t 5^n\n");
printf("\t*****************\n");
for (n=0;n<=N;n++)
{
printf("\t%3d \t %6d\n",n,val);
val=5*val;
}
return 0;
}

Modify the temperature conversion program to print the table in reverse order, that is, from 300 degrees to 0.

#include
main()
{
int fahr, celsius;
int lower, upper, step;
lower = 300; /* lower limit of temperature scale */
upper = 0; /* upper limit */
step = 20; /* step size */
celsius = lower;
printf("Celsius --> Fahrenheit\n");
while (celsius >= upper)
{
fahr = (9.0/5.0) * celsius + 32.0;

if (celsius == 0) printf("%d\t\t%d\n",1, fahr);
else printf("%d\t\t%d\n",celsius, fahr);
celsius = celsius - step;
}
}

*******************OR******************************************
#include
main()
{
int fahr,celsius;
int lower,upper, step;
lower=0;
upper=300;
step=20;
fahr=upper;
while(fahr>=lower)
{
celsius=5*(fahr-32)/9;
printf("%d\t%d\n",fahr,celsius);
fahr=fahr-step;
}
}

Write a program to convert Fahrenheit to celsius

#include

int main(void)
{
float fahr, celsius;
int lower, upper, step;

lower = 0;
upper = 300;
step = 20;

printf("F C\n\n");
fahr = lower;
while(fahr <= upper)
{
celsius = (5.0 / 9.0) * (fahr - 32.0);
printf("%3.0f %6.1f\n", fahr, celsius);
fahr = fahr + step;
}
return 0;
}

Write a program to print the corresponding Celsius to Fahrenheit table.

#include

main()
{
int fahr, celsius;
int lower, upper, step;
lower = 0; /* lower limit of temperature scale */
upper = 300; /* upper limit */
step = 20; /* step size */
celsius = lower;
printf("Celsius --> Fahrenheit\n");
while (celsius <= upper) {
fahr = (9.0/5.0) * celsius + 32.0;
if (celsius == 0) printf("%d\t\t%d\n",1, fahr);
else printf("%d\t\t%d\n",celsius, fahr);
celsius = celsius + step;// here the step size is 20, in each iteration celsius value gets incremented by 20
}
}

***************OR********************************
#include

int main(void)
{
float fahr, celsius;
int lower, upper, step;

lower = 0;
upper = 300;
step = 20;

printf("C F\n\n");
celsius = lower;
while(celsius <= upper)
{
fahr = (9.0/5.0) * celsius + 32.0;
printf("%3.0f %6.1f\n", celsius, fahr);
celsius = celsius + step;
}
return 0;
}

Write a C program to print Reverse of string using Arrays

#include

int string_length(char s[])
{
int i;
for (i = 0; s[i]; i++)
;
return i;
}
/* Function reverse */
void string_reverse(char s[])
{
int i, j;
for (i = 0, j = string_length(s)-1; i{
int tmp = s[i];
s[i] = s[j];
s[j] = tmp;

}
}
main()
{
char s[] = "Pavan";
string_reverse(s);
printf("%s\n", s);
}

Write a C program to print Division of the given two decimal number

#include

main()
{
int div=0;
int n=0;
printf("Enter the value of n\n");
scanf("%d",&n);
while (n>0)
{
div=div/n%10;
n=n/10;
}
printf("division=%d\n",div);
}

Write a C program to print Addition of the given two decimal number

#include
main()
{
int n=0;
int sum=0;
printf("Enter the values of n\n");
scanf("%d",&n);
while (n>0)
{
sum=sum+n%10;
n=n/10;
}
printf("sum=%d\n",sum);
}

Write a C program to print Subtraction of the given two decimal number

#include

main()
{
int sub=0;
int n=0;
printf("Enter the value of n\n");
scanf("%d",&n);
while(n>0)
{
sub=n%10-sub;
n=n/10;
}
printf("Substraction of the n=%d\n",sub);
}

Write a C program to print multiplication of the given two decimal number

#include

main()
{
int n=0;
int mul=1;
printf("Enter the values of n\n");
scanf("%d",&n);
while (n>0)
{
mul*=n%10;
n=n/10;
}
printf("mul=%d\n",mul);
}

Write a C program to print the rime number upto given number...

#include

main()// Beginnig of the main
{
int prime=0,i=0,j=0,count=0;
printf("Enter the number\n"); // Prompt for input
scanf("%d",&prime);// Takes input form the user

for (i=1; i<=prime ; i++)// Beginning of first FOR loop
{
count=0;
for(j=1;j<=i;j++)// Beginnig of Second FOR loop
{
// printf("ccc%%d",i,j);
if (i%j==0)
{
count++; // or count++
}// End of IF
}//End of the second FOR loop

if (count==2)
{
printf("%d=is a prime number\n",i);
}// End of IF
}// End of the First For loop
}// End of the main

Write a C program to add two matrices & store the results in the 3rd matrix

#include

#include

int main()

{



int p,q;

printf("Enter the order of the matrix Ex:- 2 2 or 3 3\n");

GO:// Goto lable to prompt correct order

scanf("%d%d",&p,&q);



int m = p, n = q;

int a[m][n],b[m][n],c[m][n],i,j,k=0;

if ( m == p && n == q) // checking size

{

printf("Matrix can be added\n");



printf("Enter the Elements to Matrix A\n");

for(i=0;i < m;i++)

{

for(j=0;j < n;j++)

{

printf("A(%d, %d) = ",i,j);

scanf("%d",&a[i][j]);

}

printf("\n");

}

//////////////////////////Add Elements in Array a//////////////////////////////////



printf("Enter the Elements to Matrix B\n");

for(i=0;i < p;i++)

{

for(j=0;j < q;j++)

{

printf("B(%d, %d) = ",i,j);

scanf("%d",&b[i][j]);

}

printf("\n");

}

///////////////////////////Add Elements in Array b/////////////////////////////////





for(i=0;i < m;i++)

for(j=0;j < n;j++)

{

//printf("%d + %d = %d\n",a[i][j],b[i][j],a[i][j]+b[i][j]);

c[i][j]=a[i][j]+b[i][j];

//printf("Sum = %d \n",c[i][j]);



}

///////////////////////////Sum array a and array b into array c/////////////////////////////////

printf("\tSum of two Martices\n\n");

for(i=0;i < m;i++)

{

for(j=0;j < n;j++)

printf("%d\t",c[i][j]);

printf("\n");

}





///////////////////////////Multiplication array a and array b into array c/////////////////////////////////

for(i=0;i < m;i++)

for(j=0;j < n;c[i][j++] = 0);

printf("\nMultiplication of two Martices\n\n");



for(i=0;i < m;i++)

{

for(j=0;j < n;j++)

for(k=0;k < n;k++)

c[i][j] += a[i][k] * b[k][j];

}



for(i=0;i < m;i++)

{

for(j=0;j < n;j++)

printf("%d\t",c[i][j]);

printf("\n\n");

}





}

else

{

printf("Re-Enter correct Order\n");

goto GO;



}

getch();

}

Write a C program To print the Tables for given number

#include

main() // Beginnig of the main block
{
int i =0,n =0; // initialiazation
int count = 0;
printf("Enter the n value\n");
scanf("%d",&n);// Takes input from user
for(i=1;i <=n; i++) // Beginning of the FOR
{
if (n % i == 0)
{
count++;
}
} // End of For

if (count == 2)
{
for (i = 1; i<= 10; i++)
{
printf("\t%d * %d = %d\n",(n*n), i, n*n*i);
}
}
else
{
for (i = 1; i<= 10; i++)
{
printf("\t%d\n",n *i);
}
}

} // End of the main block

******************************OR***********************************
#include

main() // Beginnig of the main block
{
int i=0,n=0; // initialiazation
printf("Enter the n value:");
scanf("%d",&n);// Takes input from user
for (i=1;i<=10;i++) // Beginning of the FOR
{
printf("%d * %d = %d\n",n,i,n*i);
} // End of For

} // End of the main block

Write a C program to Convert the given number into letter... EX: 100----> HUNDRED

#include


int word(int num)
{
int i;
printf("The Number %d is in words --------> ",num);
i=(num/1000000000);
if(i==1)
{
printf(" HUNDRED CRORES");
}

i=((num/100000000)%10);
switch(i)
{
case 1:printf(" TEN CRORES");
break;

case 2:printf(" TWENTY CRORES");
break;

case 3:printf(" THIRTY CRORES");
break;

case 4:printf(" FOURTY CRORES");
break;

case 5:printf(" FIFTY CRORES");
break;

case 6:printf(" SIXTY CRORES");
break;

case 7:printf(" SEVENTY CRORES");
break;

case 8:printf(" EIGHTY CRORES");
break;

case 9:printf(" NINTY CRORES");
break;
}

i=((num/10000000)%10);
switch(i)
{
case 1:printf(" ONE CRORE");
break;

case 2:printf(" TWO CRORES");
break;

case 3:printf(" THREE CRORES");
break;

case 4:printf(" FOUR CRORES");
break;

case 5:printf(" FIVE CRORES");
break;

case 6:printf(" SIX CRORES");
break;

case 7:printf(" SEVEN CRORES");
break;

case 8:printf(" EIGHT CRORES");
break;

case 9:printf(" NINE CRORES");
break;
}

i=((num/1000000)%10);
switch(i)
{
case 1:printf(" TEN LACKS");
break;

case 2:printf(" TWENTY LACKS");
break;

case 3:printf(" THIRTY LACKS");
break;

case 4:printf(" FOURTY LACKS");
break;

case 5:printf(" FIFTY LACKS");
break;

case 6:printf(" SIXTY LACKS");
break;

case 7:printf(" SEVENTY LACKS");
break;

case 8:printf(" EIGHTY LACKS");
break;

case 9:printf(" NINTY LACKS");
break;
}

i=((num/100000)%10);
switch(i)
{
case 1:printf(" ONE LACK");
break;

case 2:printf(" TWO LACKS");
break;

case 3:printf(" THREE LACKS");
break;

case 4:printf(" FOUR LACKS");
break;

case 5:printf(" FIVE LACKS");
break;

case 6:printf(" SIX LACKS");
break;

case 7:printf(" SEVEN LACKS");
break;

case 8:printf(" EIGHT LACKS");
break;

case 9:printf(" NINE LACKS");
break;
}

i=((num/10000)%10);
switch(i)
{
case 1:printf(" TEN THOUSAND");
break;

case 2:printf(" TWENTY THOUSAND");
break;

case 3:printf(" THIRTY THOUSAND");
break;

case 4:printf(" FOURTY THOUSAND");
break;

case 5:printf(" FIFTY THOUSAND");
break;

case 6:printf(" SIXTY THOUSAND");
break;

case 7:printf(" SEVENTY THOUSAND");
break;

case 8:printf(" EIGHTY THOUSAND");
break;

case 9:printf(" NINTY THOUSAND");
break;
}

i=((num/1000)%10);
switch(i)
{
case 1:printf(" ONE THOUSAND");
break;

case 2:printf(" TWO THOUSAND");
break;

case 3:printf(" THREE THOUSAND");
break;

case 4:printf(" FOUR THOUSAND");
break;

case 5:printf(" FIVE THOUSAND");
break;

case 6:printf(" SIX THOUSAND");
break;

case 7:printf(" SEVEN THOUSAND");
break;

case 8:printf(" EIGHT THOUSAND");
break;

case 9:printf(" NINE THOUSAND");
break;
}

i=((num/100)%10);
switch(i)
{
case 1:printf(" HUNDRED");
break;

case 2:printf(" TWO HUNDRED");
break;

case 3:printf(" THREE HUNDRED");
break;

case 4:printf(" FOUR HUNDRED");
break;

case 5:printf(" FIVE HUNDRED");
break;

case 6:printf(" SIX HUNDRED");
break;

case 7:printf(" SEVEN HUNDRED");
break;

case 8:printf(" EIGHT HUNDRED");
break;

case 9:printf(" NINE HUNDRED");
break;
}

i=((num/10)%10);
switch(i)
{
case 1:printf(" TEN");
break;

case 2:printf(" TWENTY");
break;

case 3:printf(" THIRTY");
break;

case 4:printf(" FOURTY");
break;

case 5:printf(" FIFTY");
break;

case 6:printf(" SIXTY");
break;

case 7:printf(" SEVENTY");
break;

case 8:printf(" EIGHTY");
break;

case 9:printf(" NINTY");
break;
}

i=(num%10);
switch(i)
{
case 1:printf(" ONE");
break;

case 2:printf(" TWO");
break;

case 3:printf(" THREE");
break;

case 4:printf(" FOUR");
break;

case 5:printf(" FIVE");
break;

case 6:printf(" SIX");
break;

case 7:printf(" SEVEN");
break;

case 8:printf(" EIGHT");
break;

case 9:printf(" NINE");
break;

}
printf("\n\n");

}
main()
{
int n;
printf("Enter the Number:");
scanf("%d",&n);

word(n);
}

Write a C program to convert Decimal to binary.. Ex: 7---111.

#include

int dec_bin(int n)// function Definition
{
int array[10],i=0; // variable declaration and initialization
while(n>0) // iterate till the n value > 0
{
array[i++] = n%2; // store each reaminder into array
n=n/2; // division
}
while(i>0) // iterate till the condition remains true
printf("%d", array[--i]); // printing the elements from the last index
printf("\n");
} // dec_bin End

main()//Main function begining
{
int n=0;
printf("Please Enter any possitive number :");
scanf("%d",&n);
dec_bin(n);//function calling
}// Main function Ending

Write a C Program to convert Binary ot Decimal.. Ex: 1100---12

#include
#include

char bin_dec(char bin[])
{
int sum =0,n=1,length=0;

length = strlen(bin);
while(length>0)
{
if(bin[--length]== '1') // if bin index value == to 1
sum +=n; // Add n value to sum
n*=2; // Division with
}
printf("Binary to Decimal = %d\n",sum);

}
main()
{
char bin[10];
printf("Enter any positive number:");
scanf("%s",bin);

bin_dec(bin);//funciton calling. Passing Argument of type char array
}

Write a C program to get ARMSTRONG numbers upto given number

#include
#include
main()
{
int n=1000;
int a,b,c,d;
printf("Armstrong numbers upto 1000 are:\n");
for(a=1;a<=n;a++)
{
b=a;
d=0;
while(b>0)
{
c=b%10;
d=d+pow(c,3);
b=b/10;
}
if(d==a)
printf("\t%d\n",a);
}
}

Define the structure called student having properties like stud_id, stud_name, stud_branch,and email_add. Write a program which takes the details of

#include

#include

#define SIZE 3

#include

struct student

{

char *stud_id;

char *stud_name;

char *stud_branch;

char *email_add;

}*s;



main()

{

int i = 0;



s = (struct student *)malloc(80);

for(i = 0; i < SIZE; i++)

{

(s+i)->stud_id = (char *)malloc(30);

(s+i)->stud_name = (char *)malloc(30);

(s+i)->stud_branch = (char *)malloc(30);

(s+i)->email_add = (char *)malloc(30);



printf(" +--------------------------------------------------------------+\n |\t\t\tPlease Enter Student %d Details\t\t|\n +--------------------------------------------------------------+\n",i+1);

printf("\nEnter Student ID :");

scanf("%s",(s+i)->stud_id);



printf("\nEnter Student Name :");

scanf("%s",(s+i)->stud_name);



printf("\nEnter Student Branch :");

scanf("%s",(s+i)->stud_branch);



printf("\nEnter Student Address :");

scanf("%s",(s+i)->email_add);

}

for(i = 0; i < SIZE; i++)

{

printf(" \n+------------------------------------------------------------+\n|\t\t\tStudent %d Details\t\t |\n +------------------------------------------------------------+\n",i+1);

printf("\t\nStudent ID :%s",(s+i)->stud_id);

printf("\t\nStudent Name :%s",(s+i)->stud_name);

printf("\t\nStudent Branch :%s",(s+i)->stud_branch);

printf("\t\nStudent Address :%s",(s+i)->email_add);

}



}

A) Write a program to accept the string and display the reverse of that string using pointers(without using strrev() function)? B) Write a progra

#include

#include

char StringReverse(char *str)

{

int length = strlen(str);

int Found = 1;

while( length-- > 0)

{

printf("%c",str[length]);

if( (str[length] != str[strlen(str) -1 - length] ) && Found == 1 )

Found = 0;

}

if (Found) printf(" ) Is Palindrome String\n");

else printf(" )Is Not Palindrome String\n");

}



main()

{

char *str;

str = (char *)malloc(20);// Dynamic Memory Allocation

printf("Please Enter the String\n");

scanf("%s",str);

printf("Reverse of ( %s = ",str);

StringReverse(str);



}

Write a program to accept two integer numbers and swap those two integer numbers using pointers?

#include
int swap(int *x, int *y)
{
int t;
t=*x;
*x=*y;
*y=t;
}
main()
{
int a,b;
printf("Enter any two numbers:");
scanf("%d%d",&a,&b);
printf("Before Swapping ------> %d %d\n",a,b);
swap(&a,&b);
printf("After Swapping -------> %d %d\n",a,b);

}

Define the structure called Batsman having properties like Batsman_ name,Batsman_country and Bats_avg .Using Batsman declare an array PLAYER with 11

#include

struct Batsman
{
char Batsman_name[30];
char Batsman_country[30];
float Bats_avg;

};
main()
{
int n,i;
char country[30];
printf("Enter How many Players details are you wishing:");
scanf("%d",&n);

struct Batsman PLAYER[n];
printf("Please Enter %d Details of Players\n\n",n);
for(i=0;i {
printf("Enter the Batsman_Name : ");
scanf("%s",PLAYER[i].Batsman_name);
putchar('\n');
printf("Enter the Batsman_Country :");
scanf("%s",PLAYER[i].Batsman_country);
putchar('\n');
printf("Enter the Batsman_Average :");
scanf("%f",&PLAYER[i].Bats_avg);
putchar('\n');
}
printf("************************************************************\n");
printf("Enter the Country :");
scanf("%s",country);
putchar('\n');
for(i=0;i {
if(strcmp(country,PLAYER[i].Batsman_country)==0)
{
printf("Name : %s\n",PLAYER[i].Batsman_name);
printf("Average : %f\n",PLAYER[i].Bats_avg);
putchar('\n');

}
}

}

Define the structure called Employee having properties like emp_id, emp_name, gender, and emp_sal email_add. Write a program which takes the details o

#include

struct Employee
{
int emp_id;
char emp_name[30];
char gender[10];
int emp_sal;
char email_add[50];
};

main()
{
struct Employee d[100];
int i,n;
printf("Enter the Number of Employees Details: ");
scanf("%d",&n);
for(i=0;i {
printf("Enter the ID of Employ:");
scanf("%d",&d[i].emp_id);

printf("Enter the name of the Employ:");
scanf("%s",d[i].emp_name);

printf("Enter the gender:");
scanf("%s",d[i].gender);

printf("Enter the Salory:");
scanf("%d",&d[i].emp_sal);

printf("Enter the Email ID :");
scanf("%s",d[i].email_add);

printf("\n\n");

}
for(i=0;i printf("\n\n\nEmploy's ID-----> %d\nEmploy's Name-----> %s\nEmploy's Gender-------> %s\nEmploy's Salary-------> RS. %d\nEmploy's Email ID-----> %s\n\n",d[i].emp_id,d[i].emp_name,d[i].gender,d[i].emp_sal,d[i].email_add);

}

Define the structure called CLASS having properties like stud_id, stud_name and stud_branch. Write a program which takes the details of at least 15

#include
struct CLASS{
char stud_name[20];
int stud_ID[10];
char stud_Branch[20];
};
main()
{
int i,m;
struct CLASS student[15];
printf("How many students details do you want to enter? ");
scanf("%d",&m);
for (i=0;i{
printf("Enter the details of %d student\n",i+1);
printf("Enter the name of student: ");
scanf("%s",student[i].stud_name);

printf("Enter students ID ");
scanf("%d",student[i].stud_ID);

printf("Enter students Branch ");
scanf("%s",student[i].stud_Branch);

}
printf("Thank you\n");
}

Find the sum of all odd no.’s from 0 to 100 using function recursion.

#include
int odd(int n,int sum)
{
if (n%2==1)
sum = sum+n;
if (n==100)
return sum;
return odd(n+1,sum);
}
main()
{
printf("sum is %d\n",odd(1,0));
}

Find the sum of all even no.’s from 0 to 100 using function recursion.

#include
int even(int n,int sum)
{
if (n%2==0)
sum = sum+n;
if (n==100)
return sum;
return even(n+1,sum);
}
main()
{
printf("sum is %d\n",even(1,0));
}

Write a general-purpose function to convert any given year into its roman equivalent. The following table shows the roman equivalents of decimal numb

#include

int roman(int year)
{
int i;
printf("The year %d is converted to Roman------->",year);
i=(year/1000);
while(i)
{
printf("m");i--;
}

i=((year/100)%10);
switch(i)
{
case 1:printf("c");
break;

case 2:printf("cc");
break;

case 3:printf("ccc");
break;

case 4:printf("cd");
break;

case 5:printf("d");
break;

case 6:printf("dc");
break;

case 7:printf("dcc");
break;

case 8:printf("dccc");
break;

case 9:printf("cm");
break;
}

i=((year/10)%10);
switch(i)
{
case 1:printf("x");
break;

case 2:printf("xx");
break;

case 3:printf("xxx");
break;

case 4:printf("xl");
break;

case 5:printf("l");
break;

case 6:printf("lx");
break;

case 7:printf("lxx");
break;

case 8:printf("lxxx");
break;

case 9:printf("xc");
break;
}

i=(year%10);
switch(i)
{
case 1:printf("i");
break;

case 2:printf("ii");
break;

case 3:printf("iii");
break;

case 4:printf("iv");
break;

case 5:printf("v");
break;

case 6:printf("vi");
break;

case 7:printf("vii");
break;

case 8:printf("viii");
break;

case 9:printf("ix");
break;
}
printf("\n\n");

}

main()
{
int year;
printf("Enter any year:");
scanf("%d",&year);

roman(year);
}

*************************OR*****************************************
#include
#include

void roman(char *s, unsigned n)
/* Writes the Roman numeral representing n into the buffer s.
Handles up to n = 3999. Since C doesn't have exceptions, n = 0
causes the whole program to exit unsuccessfully. s should be
have room for at least 16 characters, including the trailing
null. */
{if (n == 0)
{puts("Roman numeral for zero requested.");
exit(EXIT_FAILURE);}

#define digit(loop, num, c) \
loop (n >= num) \
{*(s++) = c; \
n -= num;}
#define digits(loop, num, c1, c2) \
loop (n >= num) \
{*(s++) = c1; \
*(s++) = c2; \
n -= num;}

digit ( while, 1000, 'M' )
digits ( if, 900, 'C', 'M' )
digit ( if, 500, 'D' )
digits ( if, 400, 'C', 'D' )
digit ( while, 100, 'C' )
digits ( if, 90, 'X', 'C' )
digit ( if, 50, 'L' )
digits ( if, 40, 'X', 'L' )
digit ( while, 10, 'X' )
digits ( if, 9, 'I', 'X' )
digit ( if, 5, 'V' )
digits ( if, 4, 'I', 'V' )
digit ( while, 1, 'I' )

#undef digit
#undef digits

*s = 0;}

int main(void)
{char buffer[16];
int i;
for ( i = 1 ; i < 1000 ; ++i)
{roman(buffer, i);
printf("%4d: %s\n", i, buffer);}
return 1;}

Write a function thar calculates arithmetic addition,subtraction,multiplication and division of two integers.

#include
int addition(int a,int b)
{
printf("\nAddition of %d and %d is %d\n",a,b,a+b);
}
int subtraction(int a,int b)
{
printf("\nSubtraction of %d and %d is %d\n",a,b,a-b);
}
int multiplication(int a,int b)
{
printf("\nmultiplication of %d and %d is %d\n",a,b,a*b);
}
int division(int a,int b)
{
printf("\nDivision of %d and %d is %d\n",a,b,a/b);
}
main()
{
int choice;
do{
int n,m;
printf("For Addition press-----> <1>\nFor Subtraction press-------> <2>\nFor Multiplication Press------> <3>\nFor Division press--------> <4>\n");
printf("Enter Your choice:");
scanf("%d",&choice);

switch(choice)
{
case 1: printf("Enter any two integers:");
scanf("%d%d",&n,&m);
addition(n,m);
break;

case 2: printf("Enter any two integers:");
scanf("%d%d",&n,&m);
subtraction(n,m);
break;

case 3: printf("Enter any two integers:");
scanf("%d%d",&n,&m);
multiplication(n,m);
break;
case 4: printf("Enter any two integers:");
scanf("%d%d",&n,&m);
division(n,m);
break;
default:printf("WOOOWW......... InValid choice...");

}
printf("\nTo Continue Please Press <1>\n");
scanf("%d",&choice);

}while(choice==1);
printf("I AM CRAZY ABOUT YOU.....\n");

}

Write a function to obtain the prime factors of this number. For example, prime factors of 24 are 2, 2, 2 and 3, whereas prime factors of 35 are 5 an

#include

// The following Function detects a Prime number.
int prime(int num)
{
int i,ifprime;
for(i=2;i<=num-1;i++)
{
if(num%i==0)
{
ifprime=0;
}
else
ifprime=1;
}
return (ifprime);
}


// The following function prints the prime factors of a number.
int prime_factor(int num)
{
int factor,ifprime;
for(factor=2;factor<=num;)
{
prime(factor);// so that the factors are only prime and nothing else.
if(ifprime)
{
if(num%factor==0)// dividing by all the prime numbers less than the number itself.
{
printf("%d\n",factor);
num=num/factor;
continue;
}
else
{
factor++;//this cannot be made a part of the for loop
}

}

}


}

main()
{
int n;
printf("Enter the number:");
scanf("%d",&n);

prime_factor(n);
}

****************************OR**********************************

#include
void primefactors(int n)
{
int i,j,count=0;
for (i=1;i<=n;i++)
{
if (n%i==0){


for (count=0,j=1;j<=i;j++)
{
if (i%j==0)
++count;
}
if (count==2)
printf("%d\n",i);
}
}
}
main()
{
int n;
printf("Enter the number ");
scanf("%d",&n);
primefactors(n);
}

Write a function which receives a float and an int from main(), finds the product of these two numbers and returns the product which is printed throu

#include

int product(int(x),float (y))
{
float p = x*y;
printf("The Product of %d and %f is %f\n\n",x,y,p);
}

main()
{
int n;
float m;
printf("Enter Any two numbers:");
scanf("%d%f",&n,&m);

product(n,m);
}

Write a function that calculates both Area and Perimeter/Circumference of the Circle,whose Radius is entered through the keyboard....

#include
#define PI 3.14

int circle(int r)
{
float Area = PI*(r*r);
printf("\nArea of Cirlce = %f\n",Area);
}
int Perimeter(int r)
{
float Perimeter = 2*PI*r;
printf("\nPerimeter of Circle = %f\n",Perimeter);
}
main()
{
int choice;
do
{
int radius;
printf("Press 1 for Area and 2 for Perimeter\n");
printf("Please Enter your Choice:");
scanf("%d",&choice);
switch(choice)
{
case 1:
printf("Enter the Radius for Area:");
scanf("%d",&radius);
circle(radius);
break;
case 2:
printf("Enter the Radius for Perimeter:");
scanf("%d",&radius);
Perimeter(radius);
break;
default:
printf("Please Enter valid Choice...");
}
printf("\nPress 1 to continue...\nPress Other to Exit..\n");
scanf("%d",&choice);
}while(choice==1);
printf("HEY NAUGHTY SEE YOU SOON.....\n\n");
}

*************************OR******************************************************
#include
float area(float n)
{
float pi=3.14;
return pi*n*n;
}
float circum(float a)
{
float pi=3.14;
return 2*pi*a;
}
main()
{
float radius;
printf("Enter the radius here ");
scanf("%f",&radius);
printf("area is %f and perimeter is %f\n",area(radius),circum(radius));
}

Read in an integer n, read in n integers and print the integer with the highest frequency.

#include
#include

int frequent(int arr[],int n)
{
int i,j,k,m,count;
int b[20],c[20];

for (j=0;j {

for (count=0,i=0;i {
if (arr[i]==arr[j])
++count;
}
b[j]=count;
printf("%d",b[j]);
}
for (i=0;i{
c[i] = b[i];
}
for (i=0;i{
if (c[i]>c[i+1]){
for (j=0;j {
if (b[j]==c[i])
{
printf("Maximum is %d\n",arr[j]);
}
else
printf("Maximum is at both %d and %d\n",arr[j],arr[i]);
}
}
}

}


main()
{
int i,j,k,n,arr[20];
printf("Enter the number of elements ");
scanf("%d",&n);
for (i=0;i{
printf("a[%d]=",i);
scanf("%d",&arr[i]);
}
frequent(arr,n);
}

Write a C program that reads an integer n and uses an array to efficiently find out the first n prime numbers.

#include
int prime(int n)
{
int i,j,arr[200],count;
for (i=0;i<200;i++)
arr[i]=i+1;
for (i=0;i{
for (j=1,count=0;j<=arr[i];j++){
if (arr[i]%j==0)
++count;
}
if (count==2)
printf("%d\n",arr[i]);
}
}
main()
{
int n;
printf("Enter the number to which prime numbers are to be printed ");
scanf("%d",&n);
prime(n);
}

Write a C program to check given number palidrome or not?

#include
int rev(int a);

int main()
{
int num,result;
printf("Enter a four digit number:");
scanf("%d",&num);

result =rev(num);
printf("%d revers number = %d \n",num,result);

if (result == num)
printf("palindrome\n");
else
printf("not palidrome\n");
return 0;
}
int rev(int a)
{
int res=0;
while(a>0)
{
res = res*10+a%10;
a=a/10;
}
return res;
}

How to find LCM...?

#include
int find_lcm(int a,int b);

int main()
{
int a,b;
printf("Enter 'a' value:");
scanf("%d",&a);

printf("Enter 'b' value:");
scanf("%d",&b);

printf("\nlcm of %d and %d =%d\n",a,b,find_lcm(a,b));
return 0;
}

int find_lcm(int a, int b)
{
int i;
for(i=1;i<=a*b;i++)
if(i%a = 0 && i%b == 0)
return i;
}

Write a C program to generate and print the first N Fibonacci numbers

#include
int fibonacci(int n);
int main()
{
int n,i;
printf("Enter 'n' value:");
scanf("%d",&n);
for(i=0;i<=n;i++)
printf("%d",fibonacci(i));
printf("\n");
return 0;
}
int fibonacci(int n)
{
if(n == 0)
{
return n;
}
else if(n== 1|| n==2)
{

return 1;
}
else
{
return fibonacci(n-1)+fibonacci(n-2);
}
}

Find the GCD of given two numbers.

#include
int fib_gcd(int a,int b);
int main()
{
int a,b;
printf("Enter 'a' value:");
scanf("%d",&a);

printf("Enter 'b' value:");
scanf("%d",&b);

printf("Gcd of %d and %d =%d\n",a,b,find_gcd(a,b));
}

int find_gcd(int a, int b)
{
int temp;
while(b!=0)
{
temp =a%b;
a=b;
b=temp;
}
return a;
}

------------------OR----------------------------------

#include
main()
{
int a,b,i,m=0;
printf("Enter any two values:");
scanf("%d %d",&a,&b);

int limit=a>b?a:b;
int small=a for(i=1;i {
if(a%i==0 && b%i==0)
m=i;
if(m>small)
break;
}
printf("gcd= %d\n",m);
}

Write C program to print a. Integers from 1-100 b. Even numbers from 1-100 c. Odd numbers from 1-100

int i = 0,j = 0;
short k = 0;

int Integers(int no)
{
printf("+----------------------------+\n\tIntegers\n+----------------------------+\n");
for(i = 1; i < no; i++)
{
printf("%d ",i);
if(i - j == 10)
{
printf("\n----------------------------+\n");
j = i;
}
}
}

int Even_numbers(int no)
{
j = 0;
printf("----------------------------+\n\tEven Numbers\n----------------------------+\n");
for(i = 0; i < no; i+=2)
{
printf("%d ",i);
if(i - j == 20)
{
printf("\n----------------------------+\n");
j = i;
}
}
}

int Odd_numbers(int no)
{
j = 1;
printf("----------------------------+\n\tOdd Numbers\n----------------------------+\n");
for(i = 1; i < no; i+=2)
{
printf("%d ",i);
if(i - j == 20)
{
printf("\n----------------------------+\n");
j = i;
}
}
}


main()
{

int choice = 0,a = 0;// variable declaration and initialization
printf("Size of Char %d\n",sizeof(int short));
do // do-while loop
{
printf("\nPlease Enter Any +ve No\n");
scanf("%d",&a);

printf("\nTo Print 1-100 Press --> 1\nTo Print Even numbers from 1-100 Press --> 2\nTo Print Odd numbers from 1-100 Press --> 3\n");

printf("Enter Your Choice --> ");
scanf("%d",&choice);
switch(choice)
{
case 1:
Integers(a);// Function Calling
break;

case 2:
Even_numbers(a);// Function Calling
break;

case 3:
Odd_numbers(a);// Function Calling
break;

default:
printf("Please Enter the Valid Choice\n");
}// switch
printf("\n\nTo Continue Press 1 Else Other to Exit\n");
scanf("%d",&choice);
} while(choice == 1);
printf("Bye......\n");
}

Write a C program to find following parameters for known 3 numbers. a. Sum b. Average c. Min d. Max e. Variance f. Standard deviation

#include
#include
float Sum(float a, float b, float c);
float Avg(float a, float b, float c);
float Min(float a, float b);
float Max(float a, float b);
float Vari(float a, float b, float c);
float SD(float a, float b, float c);
float input(float temp);

int main()
{
float a,b,c;

printf("Enter 'a' value: ");
a = input(a);

printf("Enter 'b' value: ");
b = input(b);

printf("Enter 'c' value: ");
c = input(c);

printf("\nSum of %.1f, %.1f and %.1f = %.1f\n",a,b,c,Sum(a,b,c));
printf("Avg of %.1f, %.1f and %.1f = %.1f\n",a,b,c,Avg(a,b,c));
printf("Min of %.1f, %.1f and %.1f = %.1f\n",a,b,c,Min(Min(a,b),c));
printf("Max of %.1f, %.1f and %.1f = %.1f\n",a,b,c,Max(Max(a,b),c));
printf("\nVariance of %.1f, %.1f and %.1f = %.1f\n",a,b,c,Vari(a,b,c));
printf("Standard deviation of %.1f, %.1f and %.1f = %.1f\n",a,b,c,SD(a,b,c));

return 0;
}
float input(float temp)
{
scanf("%f",&temp);
return temp;
}
float Sum(float a, float b, float c)
{
return (a+b+c);
}
float Avg(float a, float b, float c)
{
return (Sum(a,b,c)/3);
}
float Min(float a, float b)
{
float x;
x = (a <= b) ? a : b; return x; } float Max(float a, float b) { float x; x = (a >= b) ? a : b;
return x;
}
float Vari(float a, float b, float c)
{
float x,y,z;
x = pow((a - Avg(a,b,c)),2);
y = pow((b - Avg(a,b,c)),2);
z = pow((c - Avg(a,b,c)),2);

return Avg(x,y,z);
}
float SD(float a, float b, float c)
{
return sqrt(Vari(a,b,c));
}

Write C program to print a.Integers from 1-100 b.Even numbers from 1-100 c.Odd numbers from 1-100

#include
void Integers();
void Even();
void Odd();

int main()
{
Integers();
Even();
Odd();
return 0;
}
void Integers()
{
int i;
printf("\nIntegers from 1-100\n");
for(i = 1 ;i <= 100 ; i++)
{
printf("%d\n",i);
}
}
void Even()
{
int i;
printf("Even numbers from 1-100\n");
for(i = 1 ;i <= 100 ; i++)
{
if( i % 2 == 0)
printf("%d\n",i);
}
}
void Odd()
{
int i;
printf("Odd numbers from 1-100\n");
for(i = 1 ;i <= 100 ; i++)
{
if( i % 2 != 0)
printf("%d\n",i);
}
}

Write a C program to find the roots of a quadratic equation.

#include
#include
void roots(float a, float b, float c);

int main()
{
float a,b,c;
printf("Enter a value: ");
scanf("%f",&a);
printf("Enter b value: ");
scanf("%f",&b);
printf("Enter c value: ");
scanf("%f",&c);


printf("The quadratic equation is: (%.1f) x^2 + (%.1f) x + (%.1f) \nRoots for the above equation are: ",a,b,c);
roots(a,b,c);


return 0;
}
void roots(float a, float b, float c)
{
if((pow(b,2) - (4 * a * c)) < 0)
{
printf("\nRoots are complex numbers \n");
}
else
{
printf("\nRoot1 = %.2f",(((-1 * b) + sqrt((pow(b,2) - (4 * a * c))))/2*a));
printf("\nRoot2 = %.2f\n",(((-1 * b) - sqrt((pow(b,2) - (4 * a * c))))/2*a));
}
}

A rectangle with sides parallel to the X- and Y-axes is specified by four real numbers a, b, c, and d. Assume that a <= c and b <= d. The four corners

#include
int check_sides(float w, float x, float y, float z);
float input(float temp);
void check_intersect(float a1, float b1, float c1, float d1,float a2, float b2, float c2, float d2);
int main()
{

float a1,b1,c1,d1;
float a2,b2,c2,d2;


printf("\nEnter first rectangle side values: \n\n");
printf("Enter 'a1' value: ");
a1 = input(a1);

printf("Enter 'b1' value: ");
b1 = input(b1);

printf("Enter 'c1' value: ");
c1 = input(c1);

printf("Enter 'd1' value: ");
d1 = input(d1);

printf("\nEnter second rectangle side values: \n\n");
printf("Enter 'a2' value: ");
a2 = input(a2);

printf("Enter 'b2' value: ");
b2 = input(b2);

printf("Enter 'c2' value: ");
c2 = input(c2);

printf("Enter 'd2' value: ");
d2 = input(d2);


if(check_sides(a1,b1,c1,d1) && check_sides(a2,b2,c2,d2))
{
printf("\n** Four corners of the first rectangle are: ** \n");
printf("(%.1f,%.1f) [bottom left] \n",a1,b1);
printf("(%.1f,%.1f) [bottom right]\n",c1,b1);
printf("(%.1f,%.1f) [top left] \n",a1,d1);
printf("(%.1f,%.1f) [top right] \n",c1,d1);

printf("\n** Four corners of the second rectangle are: ** \n");
printf("(%.1f,%.1f) [bottom left] \n",a2,b2);
printf("(%.1f,%.1f) [bottom right]\n",c2,b2);
printf("(%.1f,%.1f) [top left] \n",a2,d2);
printf("(%.1f,%.1f) [top right] \n",c2,d2);

check_intersect(a1,b1,c1,d1,a2,b2,c2,d2);

}
else
printf("Invalid sides\n");

}
void check_intersect(float a1, float b1, float c1, float d1,float a2, float b2, float c2, float d2)
{
if((a1 <= c2 && a2 <= c1) || (b1 <= d2 && b2 <= d1))
{
printf("\nR1 and R2 rectangles are intersect \n");
}
else
printf("\nR1 and R2 rectangles aren't intersect \n");
}

float input(float temp)
{
scanf("%f",&temp);
return temp;
}
int check_sides(float w, float x, float y, float z)
{
int a;
a = (w <= y && x <= z) ? 1: 0;
return a;
}

Write a C program to find the Area and perimeter of a. Circle Input: r (radius) per = 2 pi*r, area = pi r^2 b. Square Input: a (length of

#include
#include
#define PI 3.147

int Circle(int r)
{
printf("Area of Circle = %f\n",PI * (r*r));
printf("Perimeter of Circle = %f\n",2 *PI * r);
}
/**********************************************************************************************/
int Square(int side)
{
printf("Area of Square = %d\n",side * side);
printf("Perimeter of Square = %d\n",4 * side);
}
/**********************************************************************************************/
int Triangle(int a,int b,int c)
{
float s = (a + b + c) / 2;
float area = (float) ( sqrt (s * (s-a) * (s-b) * (s-c)));
printf("Area of Triangle = %.1f\n",area);
printf("Perimeter of Triangle = %.1f\n",s);
}
/**********************************************************************************************/
int Rectangle(int length,int width)
{
printf("Area of Rectangle = %d\n",length * width);
printf("Perimeter of Rectangle = %d\n",2 * (length + width) );
}
/**********************************************************************************************/
int Ellipse(int x,int y)
{
printf("Area of Ellipse = %f\n",PI * x * y);
printf("Perimeter of Ellipse = %f\n",(float)(2 * PI * sqrt(x*x + y*y)));
}
/**********************************************************************************************/

main() // Beginning of Main Function
{

int choice = 0,a = 0,b = 0,c = 0;


do
{

printf("For Circle Press <>\nFor Square Press <>\nFor Triangle Press <>\nFor Rectangle Press <>\nFor Ellipse Press <>\n---------------------------\n");

printf("Enter Your Choice --> ");
scanf("%d",&choice);
switch(choice)
{
case 1:
printf("Please Enter Radius of Circle\n");
scanf("%d",&a);
Circle(a);
break;
case 2:
printf("Please Enter Side of Square\n");
scanf("%d",&a);
Square(a);
break;
case 3:
printf("Please Enter Sides of Triangle (like 1 2 3)\n");
scanf("%d%d%d",&a,&b,&c);
Triangle(a,b,c);
break;
case 4:
printf("Please Enter Length & Breadth of Rectangle\n");
scanf("%d%d",&a,&b);
Rectangle(a,b);
break;
case 5:
printf("Please Enter Two Axes of Ellipse (like 2 3)\n");
scanf("%d%d",&a,&b);
Ellipse(a,b);
break;
default:
printf("Please Enter the Valid Choice\n");
}// switch
printf("To Continue Press 1 Else Other to Exit\n");
scanf("%d",&choice);
} while(choice == 1);
printf("Bye......\n\n");
}// End of Main

Write a C program to generate all the prime numbers between 1 and n, where n is a positive integer.

int no_of_primes(int n)// Function Definition
{
int prime = 0,range = 1,count_remainder = 0,count_primes = 0;

printf("-------------------------------------\nPrime Numbers Below %d\n-------------------------------------\n",n);
while ( prime < n)
{ count_remainder = 0;
for (range = 1; range <=prime; range++)
if (prime % range == 0)
count_remainder++;
if (count_remainder == 2)
{
printf("\t%d\n",prime);
count_primes++;
}
prime++;
}
printf("-------------------------------------\nNo of Primes Between %d and %d = %d\n-------------------------------------\n",1,n,count_primes);


}
/**********************************************************************************************/


main() // Beginning of Main Function
{

int no = 0;
printf("Please Enter Any Positive Integer\n");
scanf("%d",&no);
no_of_primes(no); // Function Calling by passing an argument as "no"

}// End of Main

Write a C program to find the sum, multiplication, division, subtraction of individual digits of a positive integer.

int get_digits(int);// Function Prototype
/**********************************************************************************************/

main() // Beginning of Main Function
{

int no = 0;
printf("Please Enter Any Positive Integer\n");
scanf("%d",&no);
get_digits(no); // Function Calling by passing an argument as "no"

}// End of Main
/**********************************************************************************************/
int get_digits(int n)// Function Definition
{
int sum,mult,sub,remainder;
sum = sub = remainder = 0;
mult = 1;
double division = 1;
int temp = n;
while ( n > 0)
{
remainder = n % 10;

sum = sum + remainder;
sub = remainder - sub;
mult = mult * remainder;
division = division / (double)remainder;// type conversion remainder of type int
n = n / 10; //into double
}// WHILE

printf("---------------------------------------------\nSum of Digits of \t%11d = %d\n",temp,sum);
printf("Subtraction of Digits of \t%3d = %d\n",temp,sub);
printf("Multiplication of Digits of \t%3d = %d\n",temp,mult);
printf("Divsion of Digits of \t%11d = %lg\n---------------------------------------------\n\n",temp,division);
}

Write a C program to print following sentences. a. I am an Indian b. “I am an Indian” c. *I am an Indian*

#include

main() // Beginning of Main Function
{

printf("I am Indian\n");
printf("\"I am Indian\"\n");
printf("*I am Indian*\n");
}// End of Main

Write a C program to calculate the following Sum: Sum=1-x2/2! +x4/4!-x6/6!+x8/8!-x10/10!