Factorial of a number[c programming examples with output]

C programming examples with output

Factorial of a number

Program
#include<stdio.h>
#include<conio.h>
main()
{
       int a,b,c;
       clrscr();
       printf("Enter any number: ");
       scanf("%d",&a);
       c=a;
       b=1;
       while(c>0)
       {
       b=b*c;
       c-;
       }
       printf("Factorial of %d is:  %d",a,b);
       getch();
}

Output

Enter any number:6
Factorial of 6 is:720

Find sum of digits of a number[c programming examples with output]

C programming examples with output

Find sum of digits of a number

Program

#include<stdio.h>
#include<conio.h>
main()
{

       int a,b;

       long n;

       clrscr();

       printf("Enter any numbr: ");

       scanf("%ld",&n);

       b=0;

       while(n>0)

       {

             a=n%10;

             b=b+a;

             n=n/10;

        }

        printf("The sum of digits is %d",b);

        getch();

}

Output

Enter any number: 45632
The sum of digits is 20

Find vowel or not[c programming examples with output]

C programming examples with output:

Find vowel or not

Program

#include<stdio.h>

#include<conio.h>

main()

{

       char ch;

       clrscr();.

       printf("Enter any charecter: ");

       scanf("%c",&ch);

       switch(ch)

       {

          case 'A':

                  printf("%c is a vowel",ch);

                  break;

          case 'E':

                  printf("%c is a vowel",ch);

                  break;

          case 'I':

                  printf("%c is a vowel",ch);

                  break;

          case 'O':

                  prinntf)'%c is a vowel",ch);

                  break;

          case 'U':

                  printf("%c is a vowel",ch);

                  break;

                  default:

                  printf("%c is not a vowel",ch);

                   }

                  getch();

}

Output

Enter any character: a

a is a vowel

Enter any character: x

x is not a vowel

Find Palindrome Number[c programming examples with output]

C programming examples with output

Palindrome Number


Program

#include<stdio.h>
#include<conio.h>
main()
{
int a,b,c,d;
clrscr();
printf("Enter any number: ");
scanf("%d",&a);
b=a;
c=0;
while(n>0)
{
        d=a%10;
        c=(c*10)+d;
        a=a/10;
}
if(b==c)
          printf("%d is Palindrome Number",b);
else
          printf("%d is not Palindrome Number",b);
getch();
}

Output

Enter any number:135
135 is not Palindrome Number
Enter any number:121
121 is Palindrome NUmber