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Submission #132386

# Submission time Handle Problem Language Result Execution time Memory
132386 2019-07-18T19:05:57 Z wilwxk Aliens (IOI16_aliens) C++14
12 / 100
 142 ms 2552 KB 
#include "aliens.h"
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;

const int MAXN=510;
const ll INF=1e18;
vector<int> r, c;
ll memo[MAXN][MAXN];
ll respf;
int n, m, x;

ll dp(int ind, int k) {
	// printf("chama %d %d\n", ind, k);
	if(k<0) return INF; 
	if(ind==n) return 0;
	if(memo[ind][k]!=-1) return memo[ind][k];
	ll &resp=memo[ind][k];
	resp=INF;
	for(int j=ind; j<n; j++) {
		ll custo=r[j]-r[ind]+1; custo*=custo;
		resp=min(resp, custo+dp(j+1, k-1));
	}
	// printf("%d %d >> %lld\n", ind, k, resp);
	return resp;
}

ll take_photos(int N, int M, int K, vector<int> R, vector<int> C) {
    n=N; m=M; x=K;
    r=R; c=C;
    sort(r.begin(), r.end());
    memset(memo, -1, sizeof(memo));
    respf=dp(0, x);

    return respf;
}

Subtask #1
0 / 4.0

# Verdict Execution time Memory Grader output
1 Incorrect 4 ms 2424 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 4 ms 2424 KB Correct answer: answer = 1
2 Correct 4 ms 2296 KB Correct answer: answer = 4
3 Correct 4 ms 2424 KB Correct answer: answer = 1
4 Correct 4 ms 2424 KB Correct answer: answer = 5
5 Correct 4 ms 2424 KB Correct answer: answer = 41
6 Correct 4 ms 2424 KB Correct answer: answer = 71923
7 Correct 5 ms 2296 KB Correct answer: answer = 77137
8 Correct 121 ms 2420 KB Correct answer: answer = 764
9 Correct 4 ms 2284 KB Correct answer: answer = 250000
10 Correct 142 ms 2424 KB Correct answer: answer = 500
11 Correct 6 ms 2424 KB Correct answer: answer = 32
12 Correct 6 ms 2424 KB Correct answer: answer = 130050
13 Correct 39 ms 2404 KB Correct answer: answer = 5110
14 Correct 8 ms 2424 KB Correct answer: answer = 2626
15 Correct 16 ms 2424 KB Correct answer: answer = 796
16 Correct 28 ms 2296 KB Correct answer: answer = 7580
17 Correct 85 ms 2424 KB Correct answer: answer = 1904
18 Correct 4 ms 2296 KB Correct answer: answer = 996004
19 Correct 19 ms 2424 KB Correct answer: answer = 38817
20 Correct 69 ms 2424 KB Correct answer: answer = 4096
21 Correct 4 ms 2296 KB Correct answer: answer = 1
22 Correct 139 ms 2552 KB Correct answer: answer = 1
23 Correct 80 ms 2412 KB Correct answer: answer = 2040
24 Correct 138 ms 2424 KB Correct answer: answer = 2

Subtask #3
0 / 9.0

# Verdict Execution time Memory Grader output
1 Incorrect 4 ms 2424 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 4 ms 2424 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 4 ms 2424 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 4 ms 2424 KB Wrong answer: output = 1, expected = 4
2 Halted 0 ms 0 KB -