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Submission #634138

# Submission time Handle Problem Language Result Execution time Memory
634138 2022-08-23T21:23:46 Z Utaha Catfish Farm (IOI22_fish) C++17
9 / 100
 28 ms 7020 KB 
#include "fish.h"

#include <bits/stdc++.h>
using namespace std;

const int maxN = 100005;
const long long INF = 1e18;
// 0: fish exist
// 1: pier
// 2: claimed
long long dp[3][maxN];
long long val[maxN];

long long max_weights(int N, int M, std::vector<int> X, std::vector<int> Y,
                      std::vector<int> W) {
    for (auto x : Y) {
        assert (x == 0);
    }
    long long sum = 0;

    for(int i = 0; i < M; i++) {
        val[X[i] + 1] = W[i];
    }
    for(int i = 1; i <= N; i++) {
        sum += val[i];
    }
    assert (sum > 0);
    dp[0][0] = 0;
    dp[1][0] = -INF;
    dp[2][0] = -INF;
    for(int i = 1; i <= N + 1; i++){
        dp[0][i] = max({dp[2][i - 1], dp[0][i - 1]});
        dp[1][i] = max({dp[1][i - 1] + val[i + 1] - val[i], dp[0][i - 1] + val[i - 1] + val[i + 1], dp[2][i - 1] + val[i + 1]});
        dp[2][i] = dp[1][i - 1];
    }
    return max(dp[0][N + 1], dp[2][N + 1]);
}

Subtask #1
0 / 3.0

# Verdict Execution time Memory Grader output
1 Runtime error 23 ms 4176 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -

Subtask #2
0 / 6.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 468 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 2644 KB Output is correct
2 Correct 1 ms 2644 KB Output is correct
3 Correct 15 ms 4412 KB Output is correct
4 Correct 12 ms 4124 KB Output is correct
5 Correct 27 ms 5748 KB Output is correct
6 Correct 23 ms 6420 KB Output is correct
7 Correct 27 ms 6984 KB Output is correct
8 Correct 28 ms 7020 KB Output is correct

Subtask #4
0 / 14.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 340 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -

Subtask #5
0 / 21.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 340 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -

Subtask #6
0 / 17.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 340 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -

Subtask #7
0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 2644 KB Output is correct
2 Correct 1 ms 2644 KB Output is correct
3 Correct 15 ms 4412 KB Output is correct
4 Correct 12 ms 4124 KB Output is correct
5 Correct 27 ms 5748 KB Output is correct
6 Correct 23 ms 6420 KB Output is correct
7 Correct 27 ms 6984 KB Output is correct
8 Correct 28 ms 7020 KB Output is correct
9 Runtime error 27 ms 5796 KB Execution killed with signal 6
10 Halted 0 ms 0 KB -

Subtask #8
0 / 16.0

# Verdict Execution time Memory Grader output
1 Runtime error 23 ms 4176 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -