제출 #592771

#제출 시각아이디문제언어결과실행 시간메모리
592771PiejanVDCUnscrambling a Messy Bug (IOI16_messy)C++17
38 / 100
1 ms340 KiB
#include <bits/stdc++.h> #include "messy.h" using namespace std; void add_element(string x); bool check_element(string x); void compile_set(); vector<int>restore_permutation(int n, int w, int r) { string s = ""; for(int i = 0 ; i < n ; i++) { s += '0'; } for(int i = 0 ; i < n ; i++) { s[i] = '1'; add_element(s); } compile_set(); s = ""; for(int i = 0 ; i < n ; i++) s += '0'; vector<int>p(n, -1); for(int i = 1 ; i <= n ; i++) { vector<int>l; for(int ii = 0 ; ii < n ; ii++) if(s[ii] == '0') l.push_back(ii); random_shuffle(l.begin(), l.end()); for(int ii = 0 ; ii < l.size() ; ii++) { s[l[ii]] = '1'; if(check_element(s)) { p[l[ii]] = i-1; break; } s[l[ii]] = '0'; } } return p; }

컴파일 시 표준 에러 (stderr) 메시지

messy.cpp: In function 'std::vector<int> restore_permutation(int, int, int)':
messy.cpp:39:29: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   39 |         for(int ii = 0 ; ii < l.size() ; ii++) {
      |                          ~~~^~~~~~~~~~
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