Monday, November 17, 2014

Factorial

Factorial

 

 

#include<stdio.h>
void fac(long long int a)
{
    long long int f=1;
    int i;
    if(a==0)
    {
        printf("Factorial is 1\n\n");
    }
    else
    {
        for(i=1; i<=a; i++)
        {
            f=f*i;
        }
        printf("Factorial is %lld\n\n",f);
    }
}
int main()
{
    long long int n;
    printf("\nEnter a Number : ");
    while(scanf("%lld",&n)==1)
    {
    fac(n);
    printf("\nEnter a Number : ");
    }
    return 0;
}

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