Submission #421280

#	Time	Username	Problem	Language	Result	Execution time	Memory
421280		JUANDI321	Carnival Tickets (IOI20_tickets)	C++17	0 / 100	1 ms	204 KiB

tickets

#include "tickets.h"
#include <vector>
#include <iostream>
#include <algorithm>

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>> answer;
	for (int i = 0; i < n; i++) {
		vector<int> row(m);
		for (int j = 0; j < m; j++) {
			if (j < k) {
				row[j] = j;
			} else {
				row[j] = -1;
			}
		}
		answer.push_back(row);
	}
	vector<long long> l;
	long long sum = 0;
	for (int i = 0; i < n; i++)
	{ 
		l.push_back(x[i][0]);
		sum+=x[i][0];
		for (int j = 0; j < m; j++) 
			answer[i][j] = 0;
	}
	sort(l.begin(), l.end());
	long long int md = l[n/2 -1];
	long long ans = 10000000000, ans1 = 0, ans2 = 0;
	for(int i = 0; i<n; i++)ans1 += max(l[i]-md, md-l[i]);
	md = l[n/2 -2];
	ans = min(ans, ans1);
	for(int i = 0; i<n; i++)ans2 += max(l[i]-md, md-l[i]);
	ans = min(ans, ans2);
	allocate_tickets(answer);
	return ans;
}

• Subtask 1: 0 / 11
• Subtask 2: 0 / 16
• Subtask 3: 0 / 14
• Subtask 4: 0 / 14
• Subtask 5: 0 / 12
• Subtask 6: 0 / 23
• Subtask 7: 0 / 10