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Submission #678814

# Submission time Handle Problem Language Result Execution time Memory
678814 2023-01-06T15:55:28 Z DP_196 Visiting Singapore (NOI20_visitingsingapore) C++14
4 / 100
 48 ms 86968 KB 
#include<bits/stdc++.h>

using namespace std;

#define int int64_t
int k, n, m, a, b, v[1010], s[5050], t[5050], dp[5050][5050][2][2];

void maximize(int &a, int b) {
    if (a < b) a = b;
}

int32_t main() {
    // freopen("FUNTOUR.inp", "r", stdin);
    // freopen("FUNTOUR.out", "w", stdout);
    ios::sync_with_stdio(0); cin.tie(0); cout.tie(0);
    
    cin >> k >> n >> m >> a >> b;
    for(int i = 1; i <= k; i++) cin >> v[i];
    for(int i = 1; i <= n; i++) cin >> s[i];
    for(int i = 1; i <= m; i++) cin >> t[i];
    
    for(int i = 1; i <= n; i++) {
        for(int j = 1; j <= m; j++) {
            dp[i][j][0][0] = max(dp[i][j - 1][0][0], dp[i - 1][j][0][0]) + b;
            dp[i][j][0][1] = dp[i - 1][j][0][1] + b;
            dp[i][j][1][0] = dp[i][j - 1][1][0] + b;
            dp[i][j][1][1] = (j == 1 ? v[t[j]] : v[t[j]] + a);
            maximize(dp[i][j][1][1], dp[i - 1][j - 1][0][0] + 2 * a + v[t[j]]);
            maximize(dp[i][j][1][1], dp[i - 1][j - 1][0][1] + a + v[t[j]]);
            maximize(dp[i][j][1][1], dp[i - 1][j - 1][1][0] + a + v[t[j]]);
            maximize(dp[i][j][1][1], dp[i - 1][j - 1][1][1] + v[t[j]]);
        }
    }
    
    int best = 0;
    for(int i = 0; i <= 1; i++) {
        for(int j = 0; j <= 1; j++) {
            maximize(best, dp[n][m][i][j]);
        }
    }
    
    cout << best;
}

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1620 KB Output is correct
2 Correct 17 ms 30776 KB Output is correct
3 Correct 1 ms 1748 KB Output is correct
4 Correct 3 ms 4436 KB Output is correct
5 Correct 1 ms 2004 KB Output is correct
6 Correct 6 ms 10828 KB Output is correct
7 Correct 1 ms 1492 KB Output is correct
8 Correct 3 ms 4308 KB Output is correct
9 Correct 11 ms 18424 KB Output is correct
10 Correct 20 ms 35796 KB Output is correct

Subtask #2
0 / 6.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 724 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 12.0

# Verdict Execution time Memory Grader output
1 Incorrect 48 ms 86968 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 7.0

# Verdict Execution time Memory Grader output
1 Incorrect 48 ms 86968 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 8.0

# Verdict Execution time Memory Grader output
1 Incorrect 48 ms 86968 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #6
0 / 13.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 596 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #7
0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1620 KB Output is correct
2 Correct 17 ms 30776 KB Output is correct
3 Correct 1 ms 1748 KB Output is correct
4 Correct 3 ms 4436 KB Output is correct
5 Correct 1 ms 2004 KB Output is correct
6 Correct 6 ms 10828 KB Output is correct
7 Correct 1 ms 1492 KB Output is correct
8 Correct 3 ms 4308 KB Output is correct
9 Correct 11 ms 18424 KB Output is correct
10 Correct 20 ms 35796 KB Output is correct
11 Incorrect 1 ms 724 KB Output isn't correct
12 Halted 0 ms 0 KB -