Submission #749488

#	Time	Username	Problem	Language	Result	Execution time	Memory
749488		Desh03	Aliens (IOI16_aliens)	C++17	12 / 100	60 ms	2260 KiB

aliens

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

const long long INF = 1e18;

long long take_photos(int n, int m, int k, vector<int> r, vector<int> c) {
    sort(r.begin(), r.end());
    r.erase(unique(r.begin(), r.end()), r.end());
    n = r.size();
    vector<vector<long long>> dp(k, vector<long long> (n, INF));
    for (int i = 0; i < n; i++) dp[0][i] = (long long) (r[i] - r[0] + 1) * (r[i] - r[0] + 1);
    for (int j = 1; j < k; j++)
        for (int i = j; i < n; i++)
            for (int k = 0; k < i; k++)
                dp[j][i] = min(dp[j][i], dp[j - 1][k] + (long long) (r[i] - r[k + 1] + 1) * (r[i] - r[k + 1] + 1));
    long long ans = INF;
    for (int i = 0; i < k; i++) ans = min(ans, dp[i][n - 1]);
    return ans;
}

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