Submission #837749

#	Time	Username	Problem	Language	Result	Execution time	Memory
837749		Kerim	Carnival Tickets (IOI20_tickets)	C++17	11 / 100	1 ms	724 KiB

tickets

#include "tickets.h"
#include <bits/stdc++.h>
#define ll long long
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> (m, -1));
	ll answer = 0;
	if (m == 1){
		vector<int> v;
		for (int i = 0; i < n; i++) 
			v.push_back(x[i][0]), ans[i][0] = 0;
		sort(v.begin(), v.end());
		for (int i = 0; i < n/2; i++)
			answer -= v[i];
		for (int i = n/2; i < n; i++)
			answer += v[i];
	}
	allocate_tickets(ans);
	return answer;
}

• Subtask 1: 11 / 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