Submission #660090

#	Time	Username	Problem	Language	Result	Execution time	Memory
660090		aryan12	Carnival Tickets (IOI20_tickets)	C++17	11 / 100	1 ms	724 KiB

tickets

#include "tickets.h"
#include <vector>
#include <bits/stdc++.h>
using namespace std;

long long find_maximum(int k, vector<vector<int> > x) 
{
	long long n = x.size(), m = x[0].size();
	vector<vector<int> > ans(n, vector<int> (m, 0));
	if(k == 1)
	{
		vector<long long> res;
		for(long long i = 0; i < x.size(); i++)
		{
			res.push_back(x[i][0]);
		}
		sort(res.begin(), res.end());
		long long idx = n / 2;
		long long final_ans = 0;
		for(long long i = 0; i < n; i++)
		{
			final_ans += abs(res[idx] - res[i]);
		}
		allocate_tickets(ans);
		return final_ans;
	}
	return -1;
}

Compilation message (stderr)

tickets.cpp: In function 'long long int find_maximum(int, std::vector<std::vector<int> >)':
tickets.cpp:13:26: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   13 |   for(long long i = 0; i < x.size(); i++)
      |                        ~~^~~~~~~~~~

• 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