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Submission #301297

# Submission time Handle Problem Language Result Execution time Memory
301297 2020-09-17T20:25:20 Z williamMBDK Aliens (IOI16_aliens) C++17
12 / 100
 138 ms 2304 KB 
#include<bits/stdc++.h>
#include "aliens.h"
using namespace std;
int N, M, K;
vector<int> R, C;
vector<vector<long long>> dp;
long long rec(int idx, int k){
	if(idx == N) return 0;
	if(k == K-1) return (R[N-1] - R[idx] + 1)*(R[N-1] - R[idx] + 1);
	if(dp[idx][k] != -1) return dp[idx][k];
	long long res = LLONG_MAX;
	for(int i = idx; i < N; i++){
		long long c = (R[i] - R[idx] + 1) * (R[i] - R[idx] + 1);
		c += rec(i+1, k+1);
		res = min(c, res);
	}
	dp[idx][k] = res;
	return res;
}
long long take_photos(int _N, int _M, int _K, std::vector<int> _R, std::vector<int> _C) {
	N = _N;
	M = _M;
	K = _K;
	R = _R;
	C = _C;
	sort(R.begin(), R.end());
	dp = vector<vector<long long>> (N, vector<long long> (K,-1));
	return rec(0, 0);
}

Subtask #1
0 / 4.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 256 KB Wrong answer: output = 1, expected = 4
2 Halted 0 ms 0 KB -

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Correct answer: answer = 1
2 Correct 0 ms 256 KB Correct answer: answer = 4
3 Correct 1 ms 256 KB Correct answer: answer = 1
4 Correct 1 ms 384 KB Correct answer: answer = 5
5 Correct 0 ms 256 KB Correct answer: answer = 41
6 Correct 0 ms 256 KB Correct answer: answer = 71923
7 Correct 2 ms 384 KB Correct answer: answer = 77137
8 Correct 114 ms 1280 KB Correct answer: answer = 764
9 Correct 1 ms 384 KB Correct answer: answer = 250000
10 Correct 133 ms 2304 KB Correct answer: answer = 500
11 Correct 0 ms 256 KB Correct answer: answer = 32
12 Correct 1 ms 384 KB Correct answer: answer = 130050
13 Correct 37 ms 512 KB Correct answer: answer = 5110
14 Correct 5 ms 384 KB Correct answer: answer = 2626
15 Correct 12 ms 512 KB Correct answer: answer = 796
16 Correct 23 ms 512 KB Correct answer: answer = 7580
17 Correct 79 ms 916 KB Correct answer: answer = 1904
18 Correct 1 ms 384 KB Correct answer: answer = 996004
19 Correct 14 ms 384 KB Correct answer: answer = 38817
20 Correct 64 ms 888 KB Correct answer: answer = 4096
21 Correct 1 ms 384 KB Correct answer: answer = 1
22 Correct 134 ms 2304 KB Correct answer: answer = 1
23 Correct 74 ms 768 KB Correct answer: answer = 2040
24 Correct 138 ms 2304 KB Correct answer: answer = 2

Subtask #3
0 / 9.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 256 KB Wrong answer: output = 1, expected = 4
2 Halted 0 ms 0 KB -

Subtask #4
0 / 16.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 256 KB Wrong answer: output = 1, expected = 4
2 Halted 0 ms 0 KB -

Subtask #5
0 / 19.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 256 KB Wrong answer: output = 1, expected = 4
2 Halted 0 ms 0 KB -

Subtask #6
0 / 40.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 256 KB Wrong answer: output = 1, expected = 4
2 Halted 0 ms 0 KB -