제출 #431520

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
431520		Hazem	카니발 티켓 (IOI20_tickets)	C++14	0 / 100	1 ms	204 KiB

tickets

#include "tickets.h"
#include <vector>
#include <bits/stdc++.h>
#define LL long long

using namespace std;

vector<LL>vec;
vector<vector<int>>vec1;

long long find_maximum(int k, std::vector<std::vector<int>> x) {

	int n = x.size();
	vec1 = x;

	for(int i=0;i<n;i++)
		vec.push_back(x[i][0]),vec1[i][0] = 1;
	
	sort(vec.begin(),vec.end());
	LL ans = 0;
	for(int i=0;i<vec.size();i++)
		ans += abs(vec[i]-vec[vec.size()/2]);

	allocate_tickets(vec1);
	return ans;
}

컴파일 시 표준 에러 (stderr) 메시지

tickets.cpp: In function 'long long int find_maximum(int, std::vector<std::vector<int> >)':
tickets.cpp:21:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   21 |  for(int i=0;i<vec.size();i++)
      |              ~^~~~~~~~~~~

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