oj.uz

Submission #1079629

# Submission time Handle Problem Language Result Execution time Memory
1079629 2024-08-28T19:14:48 Z ArthuroWich Catfish Farm (IOI22_fish) C++17
52 / 100
 926 ms 2097152 KB 
#include "fish.h"
#include<bits/stdc++.h>
using namespace std;
#define int long long int
int pref[3005][3005];
int query(int j, int i1, int i2) {
    if (i1 > i2) {
        return 0;
    }
    return pref[i2][j]-pref[i1-1][j];
}
int max_weights(int32_t N, int32_t M, vector<int32_t> X, vector<int32_t> Y, vector<int32_t> W) {
    int n = N, m = M;
    vector<vector<int>> c(n+1, vector<int>(n+1, 0));
    vector<vector<int>> dp(n+1, vector<int>(2, 0)), tdp(n+1, vector<int>(2, 0)); // 0 is increasing, 1 is decreasing, increasing can go to decreasing, decreasing cant go to increasing if next to eachother
    for (int i = 0; i < m; i++) {
        c[Y[i]+1][X[i]] = W[i];
        pref[Y[i]+1][X[i]] = W[i];
    }
    for (int j = 0; j < n; j++) {
        for (int i = 1; i <= n; i++) {
            pref[i][j] += pref[i-1][j];
        }
    }
    for (int j = 1; j <= n; j++) {
        int v = 0;
        for (int i = 0; i <= n; i++) {
            v = max(v, dp[i][0]-pref[i][j-1]);
            tdp[i][0] = max(v+pref[i][j-1], dp[0][1]);
        }
        v = 0;
        for (int i = n; i >= 0; i--) {
            v= max(v, max(dp[i][0], dp[i][1])+pref[i][j]);
            tdp[i][1] = v-pref[i][j];
        }
        swap(dp, tdp);
    }
    int ans = max(dp[0][0], dp[0][1]);
    return ans;
}

Subtask #1
0 / 3.0

# Verdict Execution time Memory Grader output
1 Runtime error 926 ms 2097152 KB Execution killed with signal 9
2 Halted 0 ms 0 KB -

Subtask #2
0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Runtime error 870 ms 2097152 KB Execution killed with signal 9
3 Halted 0 ms 0 KB -

Subtask #3
0 / 9.0

# Verdict Execution time Memory Grader output
1 Runtime error 839 ms 2097152 KB Execution killed with signal 9
2 Halted 0 ms 0 KB -

Subtask #4
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 1220 KB Output is correct
10 Correct 2 ms 3164 KB Output is correct
11 Correct 1 ms 1372 KB Output is correct
12 Correct 2 ms 2908 KB Output is correct
13 Correct 1 ms 604 KB Output is correct
14 Correct 2 ms 2908 KB Output is correct

Subtask #5
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 1220 KB Output is correct
10 Correct 2 ms 3164 KB Output is correct
11 Correct 1 ms 1372 KB Output is correct
12 Correct 2 ms 2908 KB Output is correct
13 Correct 1 ms 604 KB Output is correct
14 Correct 2 ms 2908 KB Output is correct
15 Correct 2 ms 3116 KB Output is correct
16 Correct 1 ms 860 KB Output is correct
17 Correct 11 ms 4956 KB Output is correct
18 Correct 10 ms 4700 KB Output is correct
19 Correct 9 ms 4700 KB Output is correct
20 Correct 10 ms 4680 KB Output is correct
21 Correct 16 ms 4700 KB Output is correct
22 Correct 17 ms 6488 KB Output is correct
23 Correct 4 ms 3420 KB Output is correct
24 Correct 8 ms 4228 KB Output is correct
25 Correct 2 ms 3160 KB Output is correct
26 Correct 3 ms 3416 KB Output is correct

Subtask #6
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 1220 KB Output is correct
10 Correct 2 ms 3164 KB Output is correct
11 Correct 1 ms 1372 KB Output is correct
12 Correct 2 ms 2908 KB Output is correct
13 Correct 1 ms 604 KB Output is correct
14 Correct 2 ms 2908 KB Output is correct
15 Correct 2 ms 3116 KB Output is correct
16 Correct 1 ms 860 KB Output is correct
17 Correct 11 ms 4956 KB Output is correct
18 Correct 10 ms 4700 KB Output is correct
19 Correct 9 ms 4700 KB Output is correct
20 Correct 10 ms 4680 KB Output is correct
21 Correct 16 ms 4700 KB Output is correct
22 Correct 17 ms 6488 KB Output is correct
23 Correct 4 ms 3420 KB Output is correct
24 Correct 8 ms 4228 KB Output is correct
25 Correct 2 ms 3160 KB Output is correct
26 Correct 3 ms 3416 KB Output is correct
27 Correct 199 ms 141908 KB Output is correct
28 Correct 47 ms 21076 KB Output is correct
29 Correct 246 ms 154448 KB Output is correct
30 Correct 258 ms 154452 KB Output is correct
31 Correct 251 ms 154452 KB Output is correct
32 Correct 56 ms 19436 KB Output is correct
33 Correct 254 ms 154608 KB Output is correct
34 Correct 267 ms 154332 KB Output is correct
35 Correct 205 ms 146512 KB Output is correct
36 Correct 272 ms 154452 KB Output is correct

Subtask #7
0 / 14.0

# Verdict Execution time Memory Grader output
1 Runtime error 839 ms 2097152 KB Execution killed with signal 9
2 Halted 0 ms 0 KB -

Subtask #8
0 / 16.0

# Verdict Execution time Memory Grader output
1 Runtime error 926 ms 2097152 KB Execution killed with signal 9
2 Halted 0 ms 0 KB -