Cow Brainiacs

#include<stdio.h>
int main()
{
    int n,b,f=,i;
    scanf("%d %d",&n,&b);
    for(i=;i<=n;i++)
    {
        f*=i;
        while(f%b==)
            f/=b;
        f%=b;
    }
    printf("%d",f);
    return ;
}