Program for factorial

Factorial of a number is consecutive multiplication of number with 1 number less upto 1.

Factorial is denoted by ! symbol.

e.g:

3! = 3*2*1 = 6

Program:

#include<stdio.h>

void main()

{

int n,i,ans=1;

printf(“Enter number of which you want factorial: ”);

scanf(“%d”,&n);

for(i=n;i>0;i--)

{

ans=ans*i;

}

printf("Factorial =%d",ans);

}

Output: