摘要:
A - Pairing 点击查看代码 void solve() { std::map<int, int> mp; for (int i = 0; i < 4; ++ i) { int x; std::cin >> x; ++ mp[x]; } int ans = 0; for (auto & [x, 阅读全文
摘要:
A. King Moves 点击查看代码 void solve() { std::string s; std::cin >> s; if ((s[0] == 'a' || s[0] == 'h') && (s[1] == '1' || s[1] == '8')) { std::cout << 3 < 阅读全文