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

int main()
{
    bool same = true;
    int i = 0;
    while (same)
    {
        stringstream ss;
        ss << i;
        string seed = ss.str();
        system(("gen.exe " + seed + "> test.in").c_str());
        system("good.exe < test.in > out1.out"); //system("./good < test.in > out1");
        system("mine.exe < test.in > out2.out"); //system("./mine < test.in > out1");
        ifstream cin1("out1");
        ifstream cin2("out2");
        string A,B;
        while (getline(cin1,A))
        {
            getline(cin2,B);
            if (A != B)
            {
                same = false;
                break;
            }
        }
        if (same)
        {
            cout << ++i << ". OK!\n";
        }
        else
        {
            ifstream cin3("test.in");
            string X;
            while (getline(cin3,X)) cout << X << "\n";
        }
    }
    return 0;
}