제출 #196970

#제출 시각아이디문제언어결과실행 시간메모리
196970BasilhijazArranging Shoes (IOI19_shoes)C++14
45 / 100
32 ms3316 KiB
#include "shoes.h" #include <bits/stdc++.h> using namespace std; long long count_swaps(std::vector<int> s) { int cnt = 0; long long swaps = 0; for(int i = 0; i < s.size(); i++){ if(s[i] < 0){ swaps += abs(i - (cnt * 2)); cnt++; } } return swaps; }

컴파일 시 표준 에러 (stderr) 메시지

shoes.cpp: In function 'long long int count_swaps(std::vector<int>)':
shoes.cpp:6:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int i = 0; i < s.size(); i++){
                    ~~^~~~~~~~~~
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