제출 #955569

#제출 시각아이디문제언어결과실행 시간메모리
955569horiseun콤보 (IOI18_combo)C++17
0 / 100
1 ms344 KiB
#include <iostream> #include <vector> #include <string> #include <algorithm> #include "combo.h" using namespace std; string guess_sequence(int N) { char x, y, z, w; if (press("AB")) { z = 'X'; w = 'Y'; if (press("A")) { x = 'A'; y = 'B'; } else { x = 'B'; y = 'A'; } } else { z = 'A'; w = 'B'; if (press("X")) { x = 'X'; y = 'Y'; } else { x = 'Y'; y = 'X'; } } string ret = ""; ret += x; for (int i = 1, tmp; i < N - 1; i++) { string query = ret + y + ret + z + y + ret + z + z + ret + z + w; tmp = press(query); if (tmp == ret.size() + 2) { ret += z; } else if (tmp == ret.size() + 1) { ret += y; } else { ret += w; } } if (press(ret + y) == N) { ret += y; } else if (press(ret + z) == N) { ret += z; } else { ret += w; } cout << ret << "\n"; return ret; }

컴파일 시 표준 에러 (stderr) 메시지

combo.cpp: In function 'std::string guess_sequence(int)':
combo.cpp:36:11: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   36 |   if (tmp == ret.size() + 2) {
      |       ~~~~^~~~~~~~~~~~~~~~~
combo.cpp:38:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   38 |   } else if (tmp == ret.size() + 1) {
      |              ~~~~^~~~~~~~~~~~~~~~~
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