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Submission #721905

# Submission time Handle Problem Language Result Execution time Memory
721905 2023-04-11T08:41:20 Z sunnat Uplifting Excursion (BOI22_vault) C++14
5 / 100
 5000 ms 8276 KB 
#include <algorithm>
#include <iostream>
#include <vector>
#include <queue>
#include <cmath>
#include <map>
#include <set>
using namespace std;

int main(){
    vector<int> dp[2];
    int n, m, res = -1;
    cin >> n >> m;
    vector<int>a(2*n+1);
    int q = 505000;
    for(int i = 0; i < a.size(); i ++)
        cin >> a[i];
    dp[1].resize(2*q+1, -1);
    dp[1][q] = 0;
    for(int val = -n; val <= n; val ++){
        // cout << val << endl;
        if(val == 0) continue;
        dp[0]  = dp[1];
        int v = val + n;
        for(int cnt = 1; cnt <= a[v]; cnt ++){
            for(int sum = -q; sum <= q; sum ++){
                if(dp[1][sum+q] != -1)
                    //if(-q <= sum+val*cnt && sum+val*cnt <= q)
                        dp[0][sum+val*cnt+q] = max(dp[0][sum+val*cnt+q], dp[1][sum+q] + cnt);
            }
        }
        dp[1] = dp[0];
    }
    if(-q<=m && m <= q && dp[1][m+q] != -1)
        cout << dp[1][m+q] + a[n];
    else
        cout << "impossible";
    return 0;
}

Compilation message

vault.cpp: In function 'int main()':
vault.cpp:16:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   16 |     for(int i = 0; i < a.size(); i ++)
      |                    ~~^~~~~~~~~~
vault.cpp:12:15: warning: unused variable 'res' [-Wunused-variable]
   12 |     int n, m, res = -1;
      |               ^~~

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 15 ms 8148 KB Output is correct
2 Correct 14 ms 8140 KB Output is correct
3 Correct 10 ms 8148 KB Output is correct
4 Correct 64 ms 8200 KB Output is correct
5 Correct 55 ms 8148 KB Output is correct
6 Correct 2055 ms 8196 KB Output is correct
7 Correct 848 ms 8196 KB Output is correct
8 Correct 1922 ms 8204 KB Output is correct
9 Correct 3721 ms 8196 KB Output is correct
10 Correct 124 ms 8196 KB Output is correct
11 Correct 118 ms 8196 KB Output is correct

Subtask #2
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 15 ms 8148 KB Output is correct
2 Correct 14 ms 8140 KB Output is correct
3 Correct 10 ms 8148 KB Output is correct
4 Correct 64 ms 8200 KB Output is correct
5 Correct 55 ms 8148 KB Output is correct
6 Correct 2055 ms 8196 KB Output is correct
7 Correct 848 ms 8196 KB Output is correct
8 Correct 1922 ms 8204 KB Output is correct
9 Correct 3721 ms 8196 KB Output is correct
10 Correct 124 ms 8196 KB Output is correct
11 Correct 118 ms 8196 KB Output is correct
12 Correct 17 ms 8276 KB Output is correct
13 Correct 13 ms 8148 KB Output is correct
14 Correct 9 ms 8148 KB Output is correct
15 Correct 56 ms 8152 KB Output is correct
16 Correct 69 ms 8208 KB Output is correct
17 Correct 2025 ms 8196 KB Output is correct
18 Correct 857 ms 8204 KB Output is correct
19 Correct 2043 ms 8204 KB Output is correct
20 Correct 3642 ms 8200 KB Output is correct
21 Correct 170 ms 8200 KB Output is correct
22 Correct 121 ms 8196 KB Output is correct
23 Correct 116 ms 8148 KB Output is correct
24 Execution timed out 5079 ms 8148 KB Time limit exceeded
25 Halted 0 ms 0 KB -

Subtask #3-1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 59 ms 8148 KB Output is correct
2 Incorrect 40 ms 8204 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #3-2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 59 ms 8148 KB Output is correct
2 Incorrect 40 ms 8204 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #4-1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 59 ms 8148 KB Output is correct
2 Incorrect 40 ms 8204 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #4-2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 15 ms 8148 KB Output is correct
2 Correct 14 ms 8140 KB Output is correct
3 Correct 10 ms 8148 KB Output is correct
4 Correct 64 ms 8200 KB Output is correct
5 Correct 55 ms 8148 KB Output is correct
6 Correct 2055 ms 8196 KB Output is correct
7 Correct 848 ms 8196 KB Output is correct
8 Correct 1922 ms 8204 KB Output is correct
9 Correct 3721 ms 8196 KB Output is correct
10 Correct 124 ms 8196 KB Output is correct
11 Correct 118 ms 8196 KB Output is correct
12 Correct 59 ms 8148 KB Output is correct
13 Incorrect 40 ms 8204 KB Output isn't correct
14 Halted 0 ms 0 KB -

Subtask #5-1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 59 ms 8148 KB Output is correct
2 Incorrect 40 ms 8204 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #5-2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 15 ms 8148 KB Output is correct
2 Correct 14 ms 8140 KB Output is correct
3 Correct 10 ms 8148 KB Output is correct
4 Correct 64 ms 8200 KB Output is correct
5 Correct 55 ms 8148 KB Output is correct
6 Correct 2055 ms 8196 KB Output is correct
7 Correct 848 ms 8196 KB Output is correct
8 Correct 1922 ms 8204 KB Output is correct
9 Correct 3721 ms 8196 KB Output is correct
10 Correct 124 ms 8196 KB Output is correct
11 Correct 118 ms 8196 KB Output is correct
12 Correct 17 ms 8276 KB Output is correct
13 Correct 13 ms 8148 KB Output is correct
14 Correct 9 ms 8148 KB Output is correct
15 Correct 56 ms 8152 KB Output is correct
16 Correct 69 ms 8208 KB Output is correct
17 Correct 2025 ms 8196 KB Output is correct
18 Correct 857 ms 8204 KB Output is correct
19 Correct 2043 ms 8204 KB Output is correct
20 Correct 3642 ms 8200 KB Output is correct
21 Correct 170 ms 8200 KB Output is correct
22 Correct 121 ms 8196 KB Output is correct
23 Correct 116 ms 8148 KB Output is correct
24 Execution timed out 5079 ms 8148 KB Time limit exceeded
25 Halted 0 ms 0 KB -

Subtask #6-1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 59 ms 8148 KB Output is correct
2 Incorrect 40 ms 8204 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #6-2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 15 ms 8148 KB Output is correct
2 Correct 14 ms 8140 KB Output is correct
3 Correct 10 ms 8148 KB Output is correct
4 Correct 64 ms 8200 KB Output is correct
5 Correct 55 ms 8148 KB Output is correct
6 Correct 2055 ms 8196 KB Output is correct
7 Correct 848 ms 8196 KB Output is correct
8 Correct 1922 ms 8204 KB Output is correct
9 Correct 3721 ms 8196 KB Output is correct
10 Correct 124 ms 8196 KB Output is correct
11 Correct 118 ms 8196 KB Output is correct
12 Correct 17 ms 8276 KB Output is correct
13 Correct 13 ms 8148 KB Output is correct
14 Correct 9 ms 8148 KB Output is correct
15 Correct 56 ms 8152 KB Output is correct
16 Correct 69 ms 8208 KB Output is correct
17 Correct 2025 ms 8196 KB Output is correct
18 Correct 857 ms 8204 KB Output is correct
19 Correct 2043 ms 8204 KB Output is correct
20 Correct 3642 ms 8200 KB Output is correct
21 Correct 170 ms 8200 KB Output is correct
22 Correct 121 ms 8196 KB Output is correct
23 Correct 116 ms 8148 KB Output is correct
24 Execution timed out 5079 ms 8148 KB Time limit exceeded
25 Halted 0 ms 0 KB -