最后两个测试组不知道为什么过不了，求助大佬

#include<stdio.h>
int dc(int a)
{
int b=1;
for(int i=1;i<=a;i++)
{
b=b*i;
}
return b;
}
int fz(int x,int s)
{
    int n=dc(x);
    int m=dc(s)*dc(x-s);
    return n/m;
}
int min(int a,int b)
{
    int min;
    if(a<=b)min=a;
    else min=b;
    return min;
}
int main()
{
    int n,m;
    scanf("%d%d",&n,&m);
    int z=0,c,g;
    //2*2_(n-1);3*3_(n-2)_(n-(i-1))
    int x=min(n,m);
    for(int i=1;i<=x;i++)
    {
        z=z+(n-(i-1))*(m-(i-1));
    }
    g=fz(n+1,2)*(fz(m+1,2));
    
    c=g-z;
    //printf("%d\n",g);
    printf("%d %d",z,c);
}