제출 #630466

#제출 시각아이디문제언어결과실행 시간메모리
630466NintsiChkhaidze콤보 (IOI18_combo)C++14
0 / 100
1 ms208 KiB
#include "combo.h" #include <bits/stdc++.h> #define pb push_back using namespace std; vector <char> v = {'A', 'B', 'X', 'Y'}, w; string guess_sequence(int N) { string S = ""; for (char c: v){ string P = S + c; if (press(P) == 1) { S = P; break; } } char f = S[0]; for (auto c: v) if (c!=f) w.pb(c); while (S.size() < N){ string p = S + w[0] + S + w[1] + w[2] + S + w[1] + w[0]; int coins = press(p),s = S.size(); if (coins == s) S += w[2]; else if (coins == s + 1) S += w[0]; else if (coins == s + 2) S += w[1]; } return S; }

컴파일 시 표준 에러 (stderr) 메시지

combo.cpp: In function 'std::string guess_sequence(int)':
combo.cpp:23:19: warning: comparison of integer expressions of different signedness: 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   23 |   while (S.size() < N){
      |          ~~~~~~~~~^~~
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