제출 #829366

#제출 시각아이디문제언어결과실행 시간메모리
829366JoksimKaktusArranging Shoes (IOI19_shoes)C++17
45 / 100
21 ms3124 KiB
#include <bits/stdc++.h>
#include <iostream>
#include <vector>
#include <cmath>
#include <queue>
#include <map>
#include <algorithm>
#include <iomanip>
#include <set>

using namespace std;

long long count_swaps(vector <int> S){
    long long res = 0;
    int next = 0;
    for(int i = 0;i < S.size();i++){
        if(S[i] < 0){
            res += abs(i-next);
            next += 2;
        }
    }
    return res;
}

컴파일 시 표준 에러 (stderr) 메시지

shoes.cpp: In function 'long long int count_swaps(std::vector<int>)':
shoes.cpp:16:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   16 |     for(int i = 0;i < S.size();i++){
      |                   ~~^~~~~~~~~~
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