对拍

#include <bits/stdc++.h>
using namespace std;
int main() {

  int t = 1;

  system("g++ generate.cpp -o generate.exe");
  system("g++ brute.cpp -o brute.exe");
  system("g++ solve.cpp -o solve.exe");

  while (t--) {
    system("generate.exe > in");
    system("brute.exe < in > out_brute");
    system("solve.exe < in > out_solve");
    bool not_similar = system("fc out_brute out_solve");
    if (not_similar) {
      return 1;
    }
  }

  return 0;
}