제출 #789847

#제출 시각아이디문제언어결과실행 시간메모리
789847ezzzayArranging Shoes (IOI19_shoes)C++14
30 / 100
19 ms1876 KiB
#include "shoes.h" #include<bits/stdc++.h> using namespace std; long long count_swaps(vector<int> s) { set<int>st; for(int i=0;i<s.size();i++){ st.insert(abs(s[i])); } long long k=0; if(st.size()==1){ int g=0; for(int i=0;i<s.size();i++){ if(s[i]<0){ k+=abs(g-i); g+=2; } } } return k; }

컴파일 시 표준 에러 (stderr) 메시지

shoes.cpp: In function 'long long int count_swaps(std::vector<int>)':
shoes.cpp:6:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    6 |     for(int i=0;i<s.size();i++){
      |                 ~^~~~~~~~~
shoes.cpp:12:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   12 |      for(int i=0;i<s.size();i++){
      |                  ~^~~~~~~~~
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