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Submission #1022800

# Submission time Handle Problem Language Result Execution time Memory
1022800 2024-07-14T05:22:40 Z vjudge1 Catfish Farm (IOI22_fish) C++17
32 / 100
 263 ms 107704 KB 
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;

const int maxn = 1e5 + 100;
const int maxl = 11;
int n;
ll dp[maxn][maxl][maxl];
ll a[maxn][maxl];
ll pref[2][maxn];

long long max_weights(int N, int M, vector<int> X, vector<int> Y, vector<int> W){
    n = N;
    if(*max_element(X.begin(), X.end()) <= 1 && n > 2){
        for(int i = 0; i < M; i++){
            Y[i]++;
            pref[X[i]][Y[i]] += W[i];
        }
        for(int i = 1; i <= n; i++){
            pref[0][i] += pref[0][i-1];
        }
        for(int i = n; i > 0; i--){
            pref[1][i] += pref[1][i+1];
        }
        ll ans = 0;
        for(int i = 0; i <= n; i++){
            ans = max(ans, pref[0][i] + pref[1][i+1]);
        }
        return ans;
    }
    bool ok = 1;
    ll sum = 0;
    for(int i = 0; i < M; i++){
        X[i]++; Y[i]++;
        if(Y[i] <= 11){
            a[X[i]][Y[i]] += W[i];
        }
        ok &= X[i] & 1;
        sum += W[i];
    }
    if(ok) return sum;
    for(int i = 1; i <= n; i++){
        for(int j = 1; j <= 10; j++){
            a[i][j] += a[i][j-1];
        }
    }
    for(int c = 1; c <= n + 1; c++){
        for(int i = 0; i <= 10; i++){
            for(int j = 0; j <= 10; j++){
                dp[c][i][j] = -(ll)1e18;
                if(c == 1 && i == 0) dp[c][i][j] = 0;
            }
        }
    }
    for(int c = 2; c <= n + 1; c++){
        for(int i = 0; i <= 10; i++){
            for(int j = 0; j <= 10; j++){
                for(int k = 0; k <= 10; k++){
                    ll x = dp[c-1][i][j];
                    if(max(i, k) > j){
                        x += a[c-1][max(i, k)] - a[c-1][j];
                    }
                    dp[c][j][k] = max(dp[c][j][k], x);
                }
            }
        }
    }
    ll ans = 0;
    for(int i = 0; i <= 10; i++){
        ans = max(ans, dp[n+1][i][0]);
    }
    return ans;
}

Subtask #1
3.0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 16 ms 4956 KB Output is correct
2 Correct 19 ms 5652 KB Output is correct
3 Correct 1 ms 1884 KB Output is correct
4 Correct 1 ms 1884 KB Output is correct
5 Correct 58 ms 12936 KB Output is correct
6 Correct 60 ms 14056 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 59 ms 8024 KB Output is correct
3 Correct 40 ms 9552 KB Output is correct
4 Correct 21 ms 5144 KB Output is correct
5 Correct 17 ms 5724 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 344 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 1 ms 1884 KB Output is correct
11 Correct 1 ms 1884 KB Output is correct
12 Correct 17 ms 4952 KB Output is correct
13 Correct 19 ms 5716 KB Output is correct
14 Correct 17 ms 4956 KB Output is correct
15 Correct 19 ms 5468 KB Output is correct
16 Correct 17 ms 5068 KB Output is correct
17 Correct 17 ms 5464 KB Output is correct

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1976 KB Output is correct
2 Correct 249 ms 103568 KB Output is correct
3 Correct 204 ms 95572 KB Output is correct
4 Correct 217 ms 105044 KB Output is correct
5 Correct 263 ms 107704 KB Output is correct
6 Correct 229 ms 106952 KB Output is correct
7 Correct 234 ms 107604 KB Output is correct
8 Correct 250 ms 107440 KB Output is correct

Subtask #4
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 444 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 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 1 ms 604 KB Output is correct
10 Correct 1 ms 860 KB Output is correct
11 Correct 1 ms 604 KB Output is correct
12 Correct 1 ms 604 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 1 ms 604 KB Output is correct

Subtask #5
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 444 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 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 1 ms 604 KB Output is correct
10 Correct 1 ms 860 KB Output is correct
11 Correct 1 ms 604 KB Output is correct
12 Correct 1 ms 604 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 1 ms 604 KB Output is correct
15 Incorrect 2 ms 604 KB 1st lines differ - on the 1st token, expected: '299', found: '10'
16 Halted 0 ms 0 KB -

Subtask #6
0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 444 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 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 1 ms 604 KB Output is correct
10 Correct 1 ms 860 KB Output is correct
11 Correct 1 ms 604 KB Output is correct
12 Correct 1 ms 604 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 1 ms 604 KB Output is correct
15 Incorrect 2 ms 604 KB 1st lines differ - on the 1st token, expected: '299', found: '10'
16 Halted 0 ms 0 KB -

Subtask #7
0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1976 KB Output is correct
2 Correct 249 ms 103568 KB Output is correct
3 Correct 204 ms 95572 KB Output is correct
4 Correct 217 ms 105044 KB Output is correct
5 Correct 263 ms 107704 KB Output is correct
6 Correct 229 ms 106952 KB Output is correct
7 Correct 234 ms 107604 KB Output is correct
8 Correct 250 ms 107440 KB Output is correct
9 Incorrect 245 ms 107308 KB 1st lines differ - on the 1st token, expected: '99999', found: '10'
10 Halted 0 ms 0 KB -

Subtask #8
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 16 ms 4956 KB Output is correct
2 Correct 19 ms 5652 KB Output is correct
3 Correct 1 ms 1884 KB Output is correct
4 Correct 1 ms 1884 KB Output is correct
5 Correct 58 ms 12936 KB Output is correct
6 Correct 60 ms 14056 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 59 ms 8024 KB Output is correct
9 Correct 40 ms 9552 KB Output is correct
10 Correct 21 ms 5144 KB Output is correct
11 Correct 17 ms 5724 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 1 ms 344 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 1 ms 1884 KB Output is correct
17 Correct 1 ms 1884 KB Output is correct
18 Correct 17 ms 4952 KB Output is correct
19 Correct 19 ms 5716 KB Output is correct
20 Correct 17 ms 4956 KB Output is correct
21 Correct 19 ms 5468 KB Output is correct
22 Correct 17 ms 5068 KB Output is correct
23 Correct 17 ms 5464 KB Output is correct
24 Correct 1 ms 1976 KB Output is correct
25 Correct 249 ms 103568 KB Output is correct
26 Correct 204 ms 95572 KB Output is correct
27 Correct 217 ms 105044 KB Output is correct
28 Correct 263 ms 107704 KB Output is correct
29 Correct 229 ms 106952 KB Output is correct
30 Correct 234 ms 107604 KB Output is correct
31 Correct 250 ms 107440 KB Output is correct
32 Correct 1 ms 348 KB Output is correct
33 Correct 0 ms 444 KB Output is correct
34 Correct 0 ms 344 KB Output is correct
35 Correct 0 ms 348 KB Output is correct
36 Correct 1 ms 348 KB Output is correct
37 Correct 1 ms 348 KB Output is correct
38 Correct 0 ms 348 KB Output is correct
39 Correct 0 ms 348 KB Output is correct
40 Correct 1 ms 604 KB Output is correct
41 Correct 1 ms 860 KB Output is correct
42 Correct 1 ms 604 KB Output is correct
43 Correct 1 ms 604 KB Output is correct
44 Correct 0 ms 348 KB Output is correct
45 Correct 1 ms 604 KB Output is correct
46 Incorrect 2 ms 604 KB 1st lines differ - on the 1st token, expected: '299', found: '10'
47 Halted 0 ms 0 KB -