oj.uz

Submission #799786

# Submission time Handle Problem Language Result Execution time Memory
799786 2023-08-01T02:37:51 Z NeroZein Aliens (IOI16_aliens) C++17
12 / 100
 131 ms 2328 KB 
#include "aliens.h"
#include "bits/stdc++.h"

using namespace std;

const int N = 503;
const long long INF = 1e15;

long long dp[N][N];

long long bt (int id, int rem, const vector<pair<int, int>>& pts, const int& n, const int& m) {
  if (rem < 0) {
    return INF;
  }
  if (id == n) {
    return 0;
  }
  long long& ret = dp[id][rem];
  if (ret != -1) {
    return ret;
  }
  ret = INF; 
  int mn = m, mx = -m;
  for (int j = id; j < n; ++j) {
    auto [r, c] = pts[j];
    mn = min({mn, r, c});
    mx = max({mx, r, c});
    ret = min(ret, bt(j + 1, rem - 1, pts, n, m) + (mx - mn + 1) * (mx - mn + 1));
  }
  return ret;
}

long long take_photos(int n, int m, int k, std::vector<int> r, std::vector<int> c) {
  vector<pair<int, int>> pts(n);
  for (int i = 0; i < n; ++i) {
    pts[i] = {r[i], c[i]};
  }
  sort(pts.begin(), pts.end());
  memset(dp, -1, sizeof dp);
  return bt(0, k, pts, n, m);
}

Subtask #1
0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2260 KB Correct answer: answer = 4
2 Correct 1 ms 2260 KB Correct answer: answer = 4
3 Correct 1 ms 2260 KB Correct answer: answer = 4
4 Incorrect 1 ms 2260 KB Wrong answer: output = 13, expected = 12
5 Halted 0 ms 0 KB -

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 2260 KB Correct answer: answer = 1
2 Correct 1 ms 2260 KB Correct answer: answer = 4
3 Correct 1 ms 2232 KB Correct answer: answer = 1
4 Correct 1 ms 2260 KB Correct answer: answer = 5
5 Correct 1 ms 2260 KB Correct answer: answer = 41
6 Correct 1 ms 2260 KB Correct answer: answer = 71923
7 Correct 2 ms 2260 KB Correct answer: answer = 77137
8 Correct 106 ms 2260 KB Correct answer: answer = 764
9 Correct 2 ms 2260 KB Correct answer: answer = 250000
10 Correct 131 ms 2328 KB Correct answer: answer = 500
11 Correct 1 ms 2260 KB Correct answer: answer = 32
12 Correct 2 ms 2260 KB Correct answer: answer = 130050
13 Correct 33 ms 2260 KB Correct answer: answer = 5110
14 Correct 5 ms 2260 KB Correct answer: answer = 2626
15 Correct 12 ms 2260 KB Correct answer: answer = 796
16 Correct 23 ms 2224 KB Correct answer: answer = 7580
17 Correct 73 ms 2260 KB Correct answer: answer = 1904
18 Correct 2 ms 2260 KB Correct answer: answer = 996004
19 Correct 15 ms 2228 KB Correct answer: answer = 38817
20 Correct 60 ms 2280 KB Correct answer: answer = 4096
21 Correct 2 ms 2260 KB Correct answer: answer = 1
22 Correct 131 ms 2260 KB Correct answer: answer = 1
23 Correct 69 ms 2260 KB Correct answer: answer = 2040
24 Correct 124 ms 2312 KB Correct answer: answer = 2

Subtask #3
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2260 KB Correct answer: answer = 4
2 Correct 1 ms 2260 KB Correct answer: answer = 4
3 Correct 1 ms 2260 KB Correct answer: answer = 4
4 Incorrect 1 ms 2260 KB Wrong answer: output = 13, expected = 12
5 Halted 0 ms 0 KB -

Subtask #4
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2260 KB Correct answer: answer = 4
2 Correct 1 ms 2260 KB Correct answer: answer = 4
3 Correct 1 ms 2260 KB Correct answer: answer = 4
4 Incorrect 1 ms 2260 KB Wrong answer: output = 13, expected = 12
5 Halted 0 ms 0 KB -

Subtask #5
0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2260 KB Correct answer: answer = 4
2 Correct 1 ms 2260 KB Correct answer: answer = 4
3 Correct 1 ms 2260 KB Correct answer: answer = 4
4 Incorrect 1 ms 2260 KB Wrong answer: output = 13, expected = 12
5 Halted 0 ms 0 KB -

Subtask #6
0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2260 KB Correct answer: answer = 4
2 Correct 1 ms 2260 KB Correct answer: answer = 4
3 Correct 1 ms 2260 KB Correct answer: answer = 4
4 Incorrect 1 ms 2260 KB Wrong answer: output = 13, expected = 12
5 Halted 0 ms 0 KB -