oj.uz

Submission #991825

# Submission time Handle Problem Language Result Execution time Memory
991825 2024-06-03T08:19:01 Z thinknoexit Catfish Farm (IOI22_fish) C++17
52 / 100
 135 ms 263508 KB 
#include <bits/stdc++.h>
#include "fish.h"
using namespace std;
using ll = long long;
int a[3030][3030];
/*
0 -> Increasing
1 -> Decreasing
2 -> No Poles
*/
ll dp[3][3030][3030];
int n, m;
ll max_weights(int N, int M, vector<int> X, vector<int> Y, vector<int> W) {
    n = N, m = M;
    int r = 0, c = 0;
    for (int i = 0;i < m;i++) {
        a[X[i] + 1][Y[i] + 1] = W[i];
        r = max(r, X[i] + 1);
        c = max(c, Y[i] + 1);
    }
    c++;
    r = min(n, r + 1);
    ll mx;
    for (int i = 2;i <= r;i++) {
        // (0)
        mx = 0;
        for (int j = 0;j <= c;j++) {
            mx = max({ mx + a[i - 1][j], dp[0][i - 1][j], dp[2][i - 1][j] });
            dp[0][i][j] = mx;
        }
        mx = 0;
        for (int j = c;j >= 0;j--) {
            mx = max(mx, dp[2][i - 1][j]);
            dp[0][i][j] = max(dp[0][i][j], mx);
        }
        // (1)
        mx = 0;
        for (int j = c;j >= 0;j--) {
            dp[1][i][j] = mx;
            mx = max({ mx + a[i][j], dp[0][i - 1][j], dp[1][i - 1][j] });
        }
        // (2)
        mx = 0;
        for (int j = 0;j <= c;j++) {
            mx += a[i][j];
            dp[2][i][j] = max(dp[0][i - 1][j], dp[1][i - 1][j]) + mx;
        }
    }
    ll ans = 0;
    for (int i = 1;i <= r;i++) {
        for (int j = 0;j <= c;j++) {
            ans = max(ans, dp[0][i][j]);
            ans = max(ans, dp[1][i][j]);
            ans = max(ans, dp[2][i][j]);
        }
    }
    return ans;
}

Subtask #1
0 / 3.0

# Verdict Execution time Memory Grader output
1 Incorrect 16 ms 11352 KB 1st lines differ - on the 1st token, expected: '40313272768926', found: '79354156169497'
2 Halted 0 ms 0 KB -

Subtask #2
0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 4444 KB Output is correct
2 Incorrect 31 ms 13360 KB 1st lines differ - on the 1st token, expected: '40604614618209', found: '174836637484219'
3 Halted 0 ms 0 KB -

Subtask #3
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 4444 KB Output is correct
2 Runtime error 4 ms 348 KB Execution killed with signal 11
3 Halted 0 ms 0 KB -

Subtask #4
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 6492 KB Output is correct
2 Correct 2 ms 12636 KB Output is correct
3 Correct 1 ms 4444 KB Output is correct
4 Correct 1 ms 4444 KB Output is correct
5 Correct 1 ms 4444 KB Output is correct
6 Correct 1 ms 4444 KB Output is correct
7 Correct 1 ms 4444 KB Output is correct
8 Correct 1 ms 4444 KB Output is correct
9 Correct 2 ms 18780 KB Output is correct
10 Correct 4 ms 33372 KB Output is correct
11 Correct 2 ms 18896 KB Output is correct
12 Correct 3 ms 33116 KB Output is correct
13 Correct 2 ms 12636 KB Output is correct
14 Correct 4 ms 33116 KB Output is correct

Subtask #5
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 6492 KB Output is correct
2 Correct 2 ms 12636 KB Output is correct
3 Correct 1 ms 4444 KB Output is correct
4 Correct 1 ms 4444 KB Output is correct
5 Correct 1 ms 4444 KB Output is correct
6 Correct 1 ms 4444 KB Output is correct
7 Correct 1 ms 4444 KB Output is correct
8 Correct 1 ms 4444 KB Output is correct
9 Correct 2 ms 18780 KB Output is correct
10 Correct 4 ms 33372 KB Output is correct
11 Correct 2 ms 18896 KB Output is correct
12 Correct 3 ms 33116 KB Output is correct
13 Correct 2 ms 12636 KB Output is correct
14 Correct 4 ms 33116 KB Output is correct
15 Correct 4 ms 33116 KB Output is correct
16 Correct 2 ms 10588 KB Output is correct
17 Correct 12 ms 32984 KB Output is correct
18 Correct 12 ms 32860 KB Output is correct
19 Correct 14 ms 35020 KB Output is correct
20 Correct 12 ms 34908 KB Output is correct
21 Correct 12 ms 34884 KB Output is correct
22 Correct 20 ms 36956 KB Output is correct
23 Correct 6 ms 33464 KB Output is correct
24 Correct 10 ms 34396 KB Output is correct
25 Correct 4 ms 33116 KB Output is correct
26 Correct 6 ms 33628 KB Output is correct

Subtask #6
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 6492 KB Output is correct
2 Correct 2 ms 12636 KB Output is correct
3 Correct 1 ms 4444 KB Output is correct
4 Correct 1 ms 4444 KB Output is correct
5 Correct 1 ms 4444 KB Output is correct
6 Correct 1 ms 4444 KB Output is correct
7 Correct 1 ms 4444 KB Output is correct
8 Correct 1 ms 4444 KB Output is correct
9 Correct 2 ms 18780 KB Output is correct
10 Correct 4 ms 33372 KB Output is correct
11 Correct 2 ms 18896 KB Output is correct
12 Correct 3 ms 33116 KB Output is correct
13 Correct 2 ms 12636 KB Output is correct
14 Correct 4 ms 33116 KB Output is correct
15 Correct 4 ms 33116 KB Output is correct
16 Correct 2 ms 10588 KB Output is correct
17 Correct 12 ms 32984 KB Output is correct
18 Correct 12 ms 32860 KB Output is correct
19 Correct 14 ms 35020 KB Output is correct
20 Correct 12 ms 34908 KB Output is correct
21 Correct 12 ms 34884 KB Output is correct
22 Correct 20 ms 36956 KB Output is correct
23 Correct 6 ms 33464 KB Output is correct
24 Correct 10 ms 34396 KB Output is correct
25 Correct 4 ms 33116 KB Output is correct
26 Correct 6 ms 33628 KB Output is correct
27 Correct 87 ms 250804 KB Output is correct
28 Correct 50 ms 76884 KB Output is correct
29 Correct 128 ms 230512 KB Output is correct
30 Correct 126 ms 263252 KB Output is correct
31 Correct 135 ms 263252 KB Output is correct
32 Correct 63 ms 67924 KB Output is correct
33 Correct 128 ms 263252 KB Output is correct
34 Correct 133 ms 263508 KB Output is correct
35 Correct 45 ms 253968 KB Output is correct
36 Correct 88 ms 117840 KB Output is correct

Subtask #7
0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 4444 KB Output is correct
2 Runtime error 4 ms 348 KB Execution killed with signal 11
3 Halted 0 ms 0 KB -

Subtask #8
0 / 16.0

# Verdict Execution time Memory Grader output
1 Incorrect 16 ms 11352 KB 1st lines differ - on the 1st token, expected: '40313272768926', found: '79354156169497'
2 Halted 0 ms 0 KB -