제출 #771635

#제출 시각아이디문제언어결과실행 시간메모리
771635khshg카니발 티켓 (IOI20_tickets)C++14
11 / 100
1 ms596 KiB
#include"tickets.h"
#include<bits/stdc++.h>
using namespace std;

long long find_maximum(int k, vector<vector<int>> x) {
	int N = x.size();
	int M = x[0].size();
	vector<vector<int>> ans(N, vector<int>(1, 0));
	allocate_tickets(ans);
	vector<int> s(N);
	for(int i = 0; i < N; ++i) {
		s[i] = x[i][0];
	}
	sort(begin(s), end(s));
	long long D = 0;
	for(int i = 0; i < N; ++i) {
		D += abs(s[i] - s[N / 2]);
	}
	return D;
}

컴파일 시 표준 에러 (stderr) 메시지

tickets.cpp: In function 'long long int find_maximum(int, std::vector<std::vector<int> >)':
tickets.cpp:7:6: warning: unused variable 'M' [-Wunused-variable]
    7 |  int M = x[0].size();
      |      ^
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