为啥只有六十分 第二和第三个测试点错误

#include<bits/stdc++.h>
using namespace std;

bool f[11];
int a[11],b[4];
int co;
int x,y,z,ans; 
void print(){
    int m = a[1]*100+a[2]*10+a[3];
    int p = a[4]*100+a[5]*10+a[6];
    int q = a[7]*100+a[8]*10+a[9];
    if(x*p == y*m && y*q == z*p &&x!=0&&y!=0&&z!=0){
        b[1] = m;
        b[2] = p;
        b[3] = q;
        sort(b+1,b+4);
        ans++;
        cout<<b[1]<<" "<<b[2]<<" "<<b[3]<<endl;
    } 
}
void dfs(int step){

    if(step == 10){
        print();
        return;
    }

    for(int i = 1;i <= 9;i++){
        if(f[i] == false){
            f[i] = true;
            a[step] = i;
            dfs(step+1);
            f[i] = false; 
        }
    }
}
int main()
{
    cin>>x>>y>>z;
    dfs(1);
    if(ans == 0) cout<<"NO!!!";
    return 0;
}