제출 #368079

#제출 시각아이디문제언어결과실행 시간메모리
368079leinad2Arranging Shoes (IOI19_shoes)C++17
45 / 100
36 ms3308 KiB
#include "shoes.h" #include<bits/stdc++.h> using namespace std; long long count_swaps(vector<int>s) { long long ans=0, cnt=0; for(int i=0;i<s.size();i++) { if(s[i]<0) { ans+=abs(2*cnt++-i); } } return ans; }

컴파일 시 표준 에러 (stderr) 메시지

shoes.cpp: In function 'long long int count_swaps(std::vector<int>)':
shoes.cpp:7:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    7 |  for(int i=0;i<s.size();i++)
      |              ~^~~~~~~~~
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