Submission #430778

#	Time	Username	Problem	Language	Result	Execution time	Memory
430778		juggernaut	Carnival Tickets (IOI20_tickets)	C++17	0 / 100	1 ms	204 KiB

tickets

#include"tickets.h"
#include<bits/stdc++.h>
using namespace std;
#ifndef EVAL
#include"grader.cpp"
#endif
typedef long long ll;
ll find_maximum(int k,vector<vector<int>>x){
	int n=x.size();
	int m=x[0].size();
	vector<vector<int>>answer;
	answer.assign(n,vector<int>(m,-1));
	vector<int>vec;
	ll sum=0;
	for(int i=0;i<m;i++){
        answer[n-1][i]=0;
        vec.push_back(x[n-1][i]);
        sum-=vec.back();
	}
	sort(vec.begin(),vec.end());
	for(int i=n-1;i>=n/2;i--)sum+=vec[i]*2;
	allocate_tickets(answer);
	return sum;
}

• 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