为什么只有20分，大佬请进

#include<iostream>
using namespace std;
int gw;
int d[9];
int cf(int x)
{
    while(x!=0)
    {        
        gw=x%10;
        x=(x-gw)/10;
        d[gw]++;
    }
}
int main()
{
    int a,b,c,g,e,f;
    cin>>g>>e>>f;
    for (int i=1;i<=9;i++)
        for (int j=1;j<=9;j++)
            for (int k=1;k<=9;k++){
                a=i*100*g+j*10*g+k;
                b=a*e;
                c=a*f;
                cf(a);
                cf(b);
                cf(c);
                if(d[1]==1&&d[2]==1&&d[3]==1&&d[4]==1&&d[5]==1&&d[6]==1&&d[7]==1&&d[8]==1&&d[9]==1)
                {

                    cout<<a<<" "<<b<<" "<<c<<endl;

                for (int e=1;e<=9;e++){
                    d[e]=0;
                }
            }
            return 0;
}