デバグ用テンプレ

// １行
cout << a << endl;
cout << a << " " << b << endl;
cout << a << " " << b << " " << c << " " << endl;
cout << a << " " << b << " " << c << " " << d << " " << endl;

// １次元配列
for(int i = 0; i < v.size(); i++){
  cout << v[i] << " ";
  if(i == (v.size() - 1))cout << endl;
}

// ２次元配列
for(int y = 0; y < v.size(); y++){
  for(int x = 0; x < v[0].size(); x++){
    cout << v[y][x] << " ";
  }
  cout << endl;
}

// イテレーター
set<int>::iterator itr = se.begin();

while(itr != se.end()){
  cout << *itr << " ";
  itr++;
}
cout << endl;