Find factorial of a number[c programming examples with output]

C programming examples with output

Find 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  :  %d",a,b);
     getch();
}

Output
Enter any number:6
Factorial of 6:720