Recursion with Function

#include<stdio.h>
int factorail(int n)
{
    if(n==1)
    return 1;
    else
        return n*factorail(n-1);
}

int main()
{
    int n;
    scanf("%d",&n);
    factorail(n);
    printf("Factorail = %d",factorail(n));

    return 0;
}