제출 #23849

#제출 시각아이디문제언어결과실행 시간메모리
23849Mamnoon_SiamUnscrambling a Messy Bug (IOI16_messy)C++14
38 / 100
3 ms384 KiB
#include <bits/stdc++.h> using namespace std; void add_element(std::string x); bool check_element(std::string x); void compile_set(); std::vector<int> restore_permutation(int n, int w, int r) { vector<int> ret=vector<int>(n); for(int i=0; i<n; i++) ret[i]=-1; string cur=string(n, '0'); for(int i=n-1; i>0; i--) { cur[i]='1'; add_element(cur); } compile_set(); for(int i=0; i<cur.size(); i++) cur[i]='0'; for(int pos=n-1; pos>0; pos--) { for(int i=0; i<n; i++) { if(cur[i]=='0') { string temp=cur; temp[i]='1'; if(check_element(temp)==1) { cur=temp; ret[i]=pos; goto siam; } } } siam : ; } for(int i=0; i<n; i++) { if(ret[i]==-1) { ret[i]=0; break; } } return ret; }

컴파일 시 표준 에러 (stderr) 메시지

messy.cpp: In function 'std::vector<int> restore_permutation(int, int, int)':
messy.cpp:18:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int i=0; i<cur.size(); i++) cur[i]='0';
                  ~^~~~~~~~~~~
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