oj.uz

Submission #643976

# Submission time Handle Problem Language Result Execution time Memory
643976 2022-09-23T11:24:47 Z NintsiChkhaidze Catfish Farm (IOI22_fish) C++17
35 / 100
 255 ms 26616 KB 
#include "fish.h"
#include <bits/stdc++.h>
#define ll long long
using namespace std;

const int N = 1005;
ll p[N][N],dp[N][N][5];

ll max_weights(int n, int m, vector<int> X, vector<int> Y, vector<int> W) {

  for (int i = 0;i < m; i++){
    X[i]++,Y[i]++;
    p[X[i]][Y[i]] += W[i];
  }

  for (int j = 1; j <= n; j++)
    for (int i = 1; i <= n; i++)
      p[j][i] += p[j][i - 1];

  for (int j = 2; j <= n; j++){
    for (int a = 0; a <= n; a++){
      
      //update dp[j][a][0]
      for (int b = a; b <= n; b++){
        ll v = max(dp[j - 1][b][0],dp[j - 1][b][1]);
        dp[j][a][0] = max(dp[j][a][0], v + p[j][b] - p[j][a]);
      }

      //update dp[j][a][1]
      for (int b = 0; b <= a; b++){
        ll v = dp[j - 1][b][1];
        dp[j][a][1] = max(dp[j][a][1], v + p[j - 1][a] - p[j - 1][b]);
      }
      
      //c 0 a
      if (j >= 3){
        for (int c = 0; c <= n; c++){
          ll v = max(dp[j - 2][c][0],dp[j - 2][c][1]);
          dp[j][a][1] = max(dp[j][a][1], v + p[j - 1][max(a,c)]);
        }
      }
      
    }
  }

  ll ans = 0;
  for (int a = 0; a <= n; a++)
      ans=max(ans,max(dp[n][a][0],dp[n][a][1]));
  return ans;
}

Subtask #1
0 / 3.0

# Verdict Execution time Memory Grader output
1 Runtime error 227 ms 21324 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #2
0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Runtime error 255 ms 26616 KB Execution killed with signal 11
3 Halted 0 ms 0 KB -

Subtask #3
0 / 9.0

# Verdict Execution time Memory Grader output
1 Runtime error 219 ms 16384 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #4
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 1 ms 260 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 312 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 12 ms 2576 KB Output is correct
10 Correct 83 ms 6872 KB Output is correct
11 Correct 12 ms 2540 KB Output is correct
12 Correct 83 ms 6832 KB Output is correct
13 Correct 4 ms 1108 KB Output is correct
14 Correct 94 ms 6900 KB Output is correct

Subtask #5
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 1 ms 260 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 312 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 12 ms 2576 KB Output is correct
10 Correct 83 ms 6872 KB Output is correct
11 Correct 12 ms 2540 KB Output is correct
12 Correct 83 ms 6832 KB Output is correct
13 Correct 4 ms 1108 KB Output is correct
14 Correct 94 ms 6900 KB Output is correct
15 Correct 83 ms 6824 KB Output is correct
16 Correct 3 ms 1108 KB Output is correct
17 Correct 95 ms 8532 KB Output is correct
18 Correct 100 ms 8592 KB Output is correct
19 Correct 110 ms 8536 KB Output is correct
20 Correct 95 ms 8652 KB Output is correct
21 Correct 96 ms 8516 KB Output is correct
22 Correct 114 ms 10388 KB Output is correct
23 Correct 87 ms 7152 KB Output is correct
24 Correct 91 ms 7904 KB Output is correct
25 Correct 85 ms 6852 KB Output is correct
26 Correct 86 ms 7072 KB Output is correct

Subtask #6
0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 1 ms 260 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 312 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 12 ms 2576 KB Output is correct
10 Correct 83 ms 6872 KB Output is correct
11 Correct 12 ms 2540 KB Output is correct
12 Correct 83 ms 6832 KB Output is correct
13 Correct 4 ms 1108 KB Output is correct
14 Correct 94 ms 6900 KB Output is correct
15 Correct 83 ms 6824 KB Output is correct
16 Correct 3 ms 1108 KB Output is correct
17 Correct 95 ms 8532 KB Output is correct
18 Correct 100 ms 8592 KB Output is correct
19 Correct 110 ms 8536 KB Output is correct
20 Correct 95 ms 8652 KB Output is correct
21 Correct 96 ms 8516 KB Output is correct
22 Correct 114 ms 10388 KB Output is correct
23 Correct 87 ms 7152 KB Output is correct
24 Correct 91 ms 7904 KB Output is correct
25 Correct 85 ms 6852 KB Output is correct
26 Correct 86 ms 7072 KB Output is correct
27 Runtime error 2 ms 596 KB Execution killed with signal 11
28 Halted 0 ms 0 KB -

Subtask #7
0 / 14.0

# Verdict Execution time Memory Grader output
1 Runtime error 219 ms 16384 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #8
0 / 16.0

# Verdict Execution time Memory Grader output
1 Runtime error 227 ms 21324 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -