Submission #138895

#	Time	Username	Problem	Language	Result	Execution time	Memory
138895		arthurconmy	Aliens (IOI16_aliens)	C++14	0 / 100	4 ms	2296 KiB

aliens

#include <bits/stdc++.h>

#ifndef ARTHUR_LOCAL
	#include "aliens.h"
#endif

using namespace std;

using ll = long long;

const int MAXN = 501;

ll dp[MAXN][MAXN];

ll take_photos(int n, int m, int k_in_question, vector<int> R, vector<int> C)
{
	for(int i=0; i<MAXN; i++)
	{
		for(int j=0; j<MAXN; j++)
		{
			dp[i][j]=1e18;
		}
	}

	dp[0][0]=0;

	for(int i=0; i<n; i++) R[i]=R[i]+1;

	R.push_back(0);

	sort(R.begin(),R.end());

	for(int i=1; i<=n; i++)
	{
		for(int j=1; j<=i; j++)
		{
			for(int k=i; k>=1; k--)
			{
				dp[i][j] = min(dp[i][j], ll(R[i]-R[k]+1)*ll(R[i]-R[k]+1) + dp[k-1][j-1]);
			}
		}
	}

	ll ans = 1e18;

	for(int j=1; j<=k_in_question; j++)
	{
		ans = min(ans,dp[n][k_in_question]);
	}

	return ans;
}

• Subtask 1: 0 / 4
• Subtask 2: 0 / 12
• Subtask 3: 0 / 9
• Subtask 4: 0 / 16
• Subtask 5: 0 / 19
• Subtask 6: 0 / 40