제출 #603910

#제출 시각아이디문제언어결과실행 시간메모리
603910CyberCowCarnival Tickets (IOI20_tickets)C++17
0 / 100
1 ms256 KiB
#include "tickets.h"
#include <vector>
#include <cmath>
#include <algorithm>
#include <set>
using namespace std;
using ll = long long;
ll n, m;
long long find_maximum(int k, vector<vector<int>> x) {
	n = x.size();
	m = x[0].size();
	vector<vector<int>>anss(n, vector<int>(m, -1));
	vector<set<pair<ll, int>>> v(n);
	for (int i = 0; i < n; i++)
	{
		for (int j = 0; j < m; j++)
		{
			v[i].insert({ x[i][j], j });
		}
	}
	ll ans = 0;
	for (int i = 0; i < k; i++)
	{
		vector<ll> q;
		for (int j = 0; j < n/2; j++)
		{
			q.push_back(v[j].begin()->first);
			anss[j][v[j].begin()->second] = i;
			v[j].erase(v[j].begin());
		}
		for (int j = n/2; j < n; j++)
		{
			q.push_back((--v[j].end())->first);
			anss[j][(--v[j].end())->second] = i;
			v[j].erase(--v[j].end());
		}
		for (int j = 0; j < n; j++)
		{
			ans += abs(q[j] - q[n / 2]);
		}
	}
	allocate_tickets(anss);
	return ans;
}
//6 1 1
//1 2 3 4 5 6
//#include "tickets.h"
//#include <vector>
//#include <cmath>
//using namespace std;
//using ll = long long;
//ll n;
//ll qaq(vector<ll> qaqa)
//{
//	ll polni = 1000000000000000000LL;
//	for (int i = 0; i < qaqa.size(); i++)
//	{
//		ll chsh = 0;
//		for (int j = 0; j < qaqa.size(); j++)
//		{
//			chsh += abs(qaqa[i] - qaqa[j]);
//		}
//		polni = min(polni, chsh);
//	}
//	return polni;
//}
//
//long long find_maximum(int k, vector<vector<int>> x) {
//	n = x.size();
//	vector<ll>zibil;
//	vector<vector<int>>ans(n, vector<int>(1, 0));
//	for (int i = 0; i < n; i++) {
//		zibil.push_back(x[i][0]);
//	}
//	allocate_tickets(ans);
//	return qaq(zibil);
//}
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