Submission #652054

#	Time	Username	Problem	Language	Result	Execution time	Memory
652054		mychecksedad	Carnival Tickets (IOI20_tickets)	C++17	11 / 100	2 ms	724 KiB

tickets

#include <bits/stdc++.h>
using namespace std;
typedef long long int ll;
#define pb push_back
#define all(x) x.begin(), x.end()
void allocate_tickets( std::vector<std::vector<int>> _x);

long long find_maximum(int k, std::vector<std::vector<int>> x) {
	int n = x.size();
	int m = x[0].size();
	std::vector<std::vector<int>> answer;
	vector<ll> a;
	for (int i = 0; i < n; i++) {
		std::vector<int> row(m, 0);
		answer.push_back(row);
		a.pb(x[i][0]);
	}
	sort(all(a));
	ll ans = 0;

	for(int i = 0; i < n/2; ++i){
		ans += a[n - i - 1] - a[i];
	}

	allocate_tickets(answer);
	return ans;
}

• 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