Submission #800125

#	Time	Username	Problem	Language	Result	Execution time	Memory
800125		alvingogo	Carnival Tickets (IOI20_tickets)	C++14	11 / 100	1 ms	724 KiB

tickets

#include "tickets.h"
#include <vector>
#include <bits/stdc++.h>
#pragma GCC optimize("Ofast")
#define fs first
#define sc second
#define p_q priority_queue
using namespace std;

typedef long long ll;
long long find_maximum(int k, vector<vector<int>> x) {
	int n = x.size();
	int m = x[0].size();
	vector<int> v;
	ll ret=0;
	vector<vector<int> > ans(n,vector<int>(m));
	for(int i=0;i<n;i++){
		ans[i][0]=0;
		v.push_back(x[i][0]);
	}
	sort(v.begin(),v.end());
	for(int i=0;i<n/2;i++){
		ret-=v[i];
		ret+=v[i+n/2];
	}
	allocate_tickets(ans);
	return ret;
}

• 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