oj.uz

Submission #892609

# Submission time Handle Problem Language Result Execution time Memory
892609 2023-12-25T15:14:00 Z Trisanu_Das Catfish Farm (IOI22_fish) C++17
35 / 100
 211 ms 9768 KB 
#include "fish.h"
#include <bits/stdc++.h>
using namespace std;
 
long long f_pref[305][305], dp1[305][305], dp2[305][305], dp_pref[305][305], dp_suff[305][305];
 
long long max_weights(int N, int M, vector<int> X, vector<int> Y, vector<int> W) {
    for(int i = 0; i < M; i++) f_pref[X[i]][Y[i] + 1] = W[i];
    for(int i = 0; i < N; i++) for(int j = 1; j <= N; j++) f_pref[i][j] += f_pref[i][j - 1];
    for(int l = 1; l < N; l++) {
        for(int i = 0; i <= N; i++) {
            for(int j = 0; j <= N; j++) {
                if(i <= j) dp1[i][j] = dp_pref[j][N] + f_pref[l][j] - f_pref[l][i]; 
                else{
                    dp1[i][j] = dp_pref[j][j] + f_pref[l - 1][i] - f_pref[l - 1][j];
                    dp1[i][j] = max(dp1[i][j], dp_suff[j][i]);
                    if(!j) for(int k = j; k < i; k++) dp1[i][j] = max(dp1[i][j], dp2[j][k] + f_pref[l - 1][i] - f_pref[l - 1][k]);
                }
            }
        }
        swap(dp1, dp2);
        memset(dp1, 0, sizeof(dp1));
        memcpy(dp_pref, dp2, sizeof(dp2));
        memcpy(dp_suff, dp2, sizeof(dp2));
        for(int i = 0; i <= N; i++) for(int j = 1; j <= N; j++) dp_pref[i][j] = max(dp_pref[i][j-1], dp_pref[i][j]);
        for(int i = 0; i <= N; i++) for(int j = N; j--;) dp_suff[i][j] = max(dp_suff[i][j + 1], dp_suff[i][j]);
    }
    long long ans = 0;
    for(int i = 0; i <= N; i++) for(int j = 0; j <= N; j++) ans = max(ans, dp2[i][j]);
    return ans;
}

Subtask #1
0 / 3.0

# Verdict Execution time Memory Grader output
1 Runtime error 25 ms 5724 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 2 ms 3164 KB Output is correct
2 Runtime error 43 ms 9768 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 2 ms 1884 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 2 ms 3164 KB Output is correct
2 Correct 2 ms 3164 KB Output is correct
3 Correct 1 ms 3164 KB Output is correct
4 Correct 1 ms 3164 KB Output is correct
5 Correct 2 ms 3164 KB Output is correct
6 Correct 1 ms 3164 KB Output is correct
7 Correct 2 ms 3164 KB Output is correct
8 Correct 2 ms 3164 KB Output is correct
9 Correct 42 ms 3676 KB Output is correct
10 Correct 188 ms 4148 KB Output is correct
11 Correct 40 ms 3684 KB Output is correct
12 Correct 189 ms 3928 KB Output is correct
13 Correct 12 ms 3416 KB Output is correct
14 Correct 189 ms 4084 KB Output is correct

Subtask #5
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 3164 KB Output is correct
2 Correct 2 ms 3164 KB Output is correct
3 Correct 1 ms 3164 KB Output is correct
4 Correct 1 ms 3164 KB Output is correct
5 Correct 2 ms 3164 KB Output is correct
6 Correct 1 ms 3164 KB Output is correct
7 Correct 2 ms 3164 KB Output is correct
8 Correct 2 ms 3164 KB Output is correct
9 Correct 42 ms 3676 KB Output is correct
10 Correct 188 ms 4148 KB Output is correct
11 Correct 40 ms 3684 KB Output is correct
12 Correct 189 ms 3928 KB Output is correct
13 Correct 12 ms 3416 KB Output is correct
14 Correct 189 ms 4084 KB Output is correct
15 Correct 191 ms 3932 KB Output is correct
16 Correct 13 ms 3416 KB Output is correct
17 Correct 200 ms 5916 KB Output is correct
18 Correct 195 ms 5716 KB Output is correct
19 Correct 211 ms 5720 KB Output is correct
20 Correct 203 ms 5868 KB Output is correct
21 Correct 202 ms 5724 KB Output is correct
22 Correct 206 ms 7684 KB Output is correct
23 Correct 194 ms 4412 KB Output is correct
24 Correct 200 ms 5256 KB Output is correct
25 Correct 186 ms 3932 KB Output is correct
26 Correct 189 ms 4384 KB Output is correct

Subtask #6
0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 3164 KB Output is correct
2 Correct 2 ms 3164 KB Output is correct
3 Correct 1 ms 3164 KB Output is correct
4 Correct 1 ms 3164 KB Output is correct
5 Correct 2 ms 3164 KB Output is correct
6 Correct 1 ms 3164 KB Output is correct
7 Correct 2 ms 3164 KB Output is correct
8 Correct 2 ms 3164 KB Output is correct
9 Correct 42 ms 3676 KB Output is correct
10 Correct 188 ms 4148 KB Output is correct
11 Correct 40 ms 3684 KB Output is correct
12 Correct 189 ms 3928 KB Output is correct
13 Correct 12 ms 3416 KB Output is correct
14 Correct 189 ms 4084 KB Output is correct
15 Correct 191 ms 3932 KB Output is correct
16 Correct 13 ms 3416 KB Output is correct
17 Correct 200 ms 5916 KB Output is correct
18 Correct 195 ms 5716 KB Output is correct
19 Correct 211 ms 5720 KB Output is correct
20 Correct 203 ms 5868 KB Output is correct
21 Correct 202 ms 5724 KB Output is correct
22 Correct 206 ms 7684 KB Output is correct
23 Correct 194 ms 4412 KB Output is correct
24 Correct 200 ms 5256 KB Output is correct
25 Correct 186 ms 3932 KB Output is correct
26 Correct 189 ms 4384 KB Output is correct
27 Runtime error 2 ms 604 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 2 ms 1884 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 25 ms 5724 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -