oj.uz

Submission #925247

# Submission time Handle Problem Language Result Execution time Memory
925247 2024-02-11T07:59:12 Z IS_Rushdi Catfish Farm (IOI22_fish) C++17
32 / 100
 75 ms 13392 KB 
#include "fish.h"
#include <bits/stdc++.h>
using namespace std;


long long max_weights(int n,int m,vector<int>x,vector<int>y,vector<int>w){
    int mx = *max_element(y.begin(),y.end());
    if(mx <= 8){
        long long dp[n+1][mx+2][mx+2]{};
        int sum[n+1][mx+2]{};
        for(int i = 0; i < m; i++) x[i] += 1;
        for(int i = 0; i < m; i++) y[i] += 1;
        for(int i = 0; i < m; i++) sum[x[i]][y[i]] += w[i];
        long long ans = 0;
        
        for(int i = 0; i < 1; i++){
            for(int j = 0; j < mx+2; j++){
                for(int k = 0; k < mx+2; k++){
                    dp[i][j][k] = -1e18;
                }
            }
        }
        dp[0][0][0] = 0;
        for(int i = 1; i <= n; i++){
            for(int j = 0; j < mx+2; j++){
                for(int k = 0; k < mx+2; k++){
                    for(int v = 0; v < mx+2; v++){
                        long long now = dp[i-1][k][j];
                        int cur = v;
                        while(cur > max(j,k)) now += sum[i-1][cur--];
                        cur = k;
                        while(cur > v) now += sum[i][cur--];
                        
                        dp[i][v][k] = max(dp[i][v][k],now);
                        ans = max(ans,now);
                    }
                }
            }
        }
        return ans;
    }
    
    mx = *max_element(x.begin(),x.end());
    if(mx <= 1){
            long long ans = 0;
        long long ans2 = 0;
        int cost[n][2]{};
        for(int i = 0; i < m; i++){
            if(x[i] == 1){cost[y[i]][1] = w[i]; ans += w[i];}
            if(x[i] == 0){ans2 += w[i];cost[y[i]][0]=w[i];}
        }
        if(n == 2 || n == 1) return max(ans,ans2);
        ans2 = max(ans,ans2);
        
        for(int i = 1; i < n; i++){
            ans -= cost[i-1][1];
            ans += cost[i-1][0];
    
            ans2 = max(ans2,ans);
        }
        return ans2;
    }else{
        bool z = 1;
        for(int i = 0; i < n; i++){
            z = (z && (x[i] % 2 == 0));
        }
        if(z){
            long long sum = 0;
            for(int i = 0; i < m; i++) sum += w[i];
            return sum;
        }
        else{

        }
    }
}

// int main(){
//     cout << max_weights(5, 4, {0, 1, 4, 3}, {2, 1, 4, 3}, {5, 2, 1, 3}) << '\n';
// }

Compilation message

fish.cpp: In function 'long long int max_weights(int, int, std::vector<int>, std::vector<int>, std::vector<int>)':
fish.cpp:76:1: warning: control reaches end of non-void function [-Wreturn-type]
   76 | }
      | ^

Subtask #1
3.0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 20 ms 2900 KB Output is correct
2 Correct 23 ms 3420 KB Output is correct
3 Correct 5 ms 4184 KB Output is correct
4 Correct 1 ms 1116 KB Output is correct
5 Correct 69 ms 7276 KB Output is correct
6 Correct 75 ms 7508 KB Output is correct

Subtask #2
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 37 ms 4692 KB Output is correct
3 Correct 46 ms 5968 KB Output is correct
4 Correct 18 ms 2908 KB Output is correct
5 Correct 28 ms 3404 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 6 ms 4188 KB Output is correct
11 Correct 1 ms 1368 KB Output is correct
12 Correct 18 ms 2908 KB Output is correct
13 Correct 22 ms 3420 KB Output is correct
14 Correct 19 ms 2908 KB Output is correct
15 Correct 21 ms 3300 KB Output is correct
16 Correct 21 ms 2900 KB Output is correct
17 Correct 21 ms 3164 KB Output is correct

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 4340 KB Output is correct
2 Correct 6 ms 4388 KB Output is correct
3 Correct 17 ms 5212 KB Output is correct
4 Correct 13 ms 5212 KB Output is correct
5 Correct 33 ms 6484 KB Output is correct
6 Correct 24 ms 6484 KB Output is correct
7 Correct 26 ms 6468 KB Output is correct
8 Correct 27 ms 6480 KB Output is correct

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 344 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 600 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 2 ms 684 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 4 ms 604 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 1 ms 348 KB Output is correct

Subtask #5
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 600 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 2 ms 684 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 4 ms 604 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 0 ms 600 KB Output is correct
16 Incorrect 1 ms 348 KB 1st lines differ - on the 1st token, expected: '741526820812', found: '1081125704581'
17 Halted 0 ms 0 KB -

Subtask #6
0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 600 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 2 ms 684 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 4 ms 604 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 0 ms 600 KB Output is correct
16 Incorrect 1 ms 348 KB 1st lines differ - on the 1st token, expected: '741526820812', found: '1081125704581'
17 Halted 0 ms 0 KB -

Subtask #7
0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 4340 KB Output is correct
2 Correct 6 ms 4388 KB Output is correct
3 Correct 17 ms 5212 KB Output is correct
4 Correct 13 ms 5212 KB Output is correct
5 Correct 33 ms 6484 KB Output is correct
6 Correct 24 ms 6484 KB Output is correct
7 Correct 26 ms 6468 KB Output is correct
8 Correct 27 ms 6480 KB Output is correct
9 Correct 20 ms 2648 KB Output is correct
10 Correct 29 ms 6856 KB Output is correct
11 Correct 57 ms 13392 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 5 ms 4188 KB Output is correct
19 Correct 1 ms 1116 KB Output is correct
20 Correct 6 ms 4188 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Incorrect 24 ms 2632 KB 1st lines differ - on the 1st token, expected: '45561826463480', found: '49789383639215'
23 Halted 0 ms 0 KB -

Subtask #8
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 20 ms 2900 KB Output is correct
2 Correct 23 ms 3420 KB Output is correct
3 Correct 5 ms 4184 KB Output is correct
4 Correct 1 ms 1116 KB Output is correct
5 Correct 69 ms 7276 KB Output is correct
6 Correct 75 ms 7508 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 37 ms 4692 KB Output is correct
9 Correct 46 ms 5968 KB Output is correct
10 Correct 18 ms 2908 KB Output is correct
11 Correct 28 ms 3404 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 6 ms 4188 KB Output is correct
17 Correct 1 ms 1368 KB Output is correct
18 Correct 18 ms 2908 KB Output is correct
19 Correct 22 ms 3420 KB Output is correct
20 Correct 19 ms 2908 KB Output is correct
21 Correct 21 ms 3300 KB Output is correct
22 Correct 21 ms 2900 KB Output is correct
23 Correct 21 ms 3164 KB Output is correct
24 Correct 5 ms 4340 KB Output is correct
25 Correct 6 ms 4388 KB Output is correct
26 Correct 17 ms 5212 KB Output is correct
27 Correct 13 ms 5212 KB Output is correct
28 Correct 33 ms 6484 KB Output is correct
29 Correct 24 ms 6484 KB Output is correct
30 Correct 26 ms 6468 KB Output is correct
31 Correct 27 ms 6480 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 0 ms 344 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 0 ms 348 KB Output is correct
36 Correct 1 ms 348 KB Output is correct
37 Correct 0 ms 348 KB Output is correct
38 Correct 0 ms 600 KB Output is correct
39 Correct 0 ms 344 KB Output is correct
40 Correct 1 ms 348 KB Output is correct
41 Correct 2 ms 684 KB Output is correct
42 Correct 1 ms 348 KB Output is correct
43 Correct 4 ms 604 KB Output is correct
44 Correct 0 ms 348 KB Output is correct
45 Correct 1 ms 348 KB Output is correct
46 Correct 0 ms 600 KB Output is correct
47 Incorrect 1 ms 348 KB 1st lines differ - on the 1st token, expected: '741526820812', found: '1081125704581'
48 Halted 0 ms 0 KB -