제출 #1032902

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1032902		Zicrus	카니발 티켓 (IOI20_tickets)	C++17	11 / 100	1 ms	600 KiB

tickets

#include <bits/stdc++.h>
#include "tickets.h"
using namespace std;

typedef long long ll;

ll find_maximum(int k, vector<vector<int>> x) {
    vector<int> s(x.size());
    for (int i = 0; i < x.size(); i++) s[i] = x[i][0];
    sort(s.begin(), s.end());
    ll median = s[s.size() / 2];
    ll sum = 0;
    for (auto &e : s) sum += abs(e - median);
    allocate_tickets(vector<vector<int>>(s.size(), vector<int>(1)));
    return sum;
}

컴파일 시 표준 에러 (stderr) 메시지

tickets.cpp: In function 'll find_maximum(int, std::vector<std::vector<int> >)':
tickets.cpp:9:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    9 |     for (int i = 0; i < x.size(); i++) s[i] = x[i][0];
      |                     ~~^~~~~~~~~~

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