제출 #1208980

#제출 시각아이디문제언어결과실행 시간메모리
1208980jasonic코알라 (APIO17_koala)C++20
컴파일 에러
0 ms0 KiB
#include "koala.h" #include <bits/stdc++.h> using namespace std; const int MXN = 100; int toSend[MXN]; int response[MXN]; int minValue(int n, int w) { toSend[0] = 1; playRound(toSend, response); for(int i = 1; i < MXN; i++) { if(response[i] == 0) return i; } return 0; } int maxValue(int n, int w) { vector<int> candidates; while(candidates.size() != 1) { int cnt = w / candidates.size(); fill(toSend, toSend + MXN, 0); for(auto i : candidates) toSend[i] = cnt; playRound(toSend, response); candidates.swap(vector<int>()); for(int i = 0; i < MXN; i++) if(response[i] > cnt) candidates.push_back(i); } return candidates[0]; } int greaterValue(int n, int w) { // TODO: Implement Subtask 3 solution here. // You may leave this function unmodified if you are not attempting this // subtask. return 0; } void allValues(int n, int w, int *p) { if (w == 2*n) { // TODO: Implement Subtask 4 solution here. // You may leave this block unmodified if you are not attempting this // subtask. } else { // TODO: Implement Subtask 5 solution here. // You may leave this block unmodified if you are not attempting this // subtask. } }

컴파일 시 표준 에러 (stderr) 메시지

koala.cpp: In function 'int maxValue(int, int)':
koala.cpp:31:25: error: cannot bind non-const lvalue reference of type 'std::vector<int>&' to an rvalue of type 'std::vector<int>'
   31 |         candidates.swap(vector<int>());
      |                         ^~~~~~~~~~~~~
In file included from /usr/include/c++/11/vector:67,
                 from /usr/include/c++/11/functional:62,
                 from /usr/include/c++/11/pstl/glue_algorithm_defs.h:13,
                 from /usr/include/c++/11/algorithm:74,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:65,
                 from koala.cpp:2:
/usr/include/c++/11/bits/stl_vector.h:1480:20: note:   initializing argument 1 of 'void std::vector<_Tp, _Alloc>::swap(std::vector<_Tp, _Alloc>&) [with _Tp = int; _Alloc = std::allocator<int>]'
 1480 |       swap(vector& __x) _GLIBCXX_NOEXCEPT
      |            ~~~~~~~~^~~