oj.uz

Submission #579705

# Submission time Handle Problem Language Result Execution time Memory
579705 2022-06-19T16:15:43 Z Josia Uplifting Excursion (BOI22_vault) C++14
0 / 100
 5000 ms 524288 KB 
#include <bits/stdc++.h>

using namespace std;

#define int int64_t

signed main() {
    cin.tie(0);
    ios_base::sync_with_stdio(0);

    int n, target; cin >> n >> target;

    vector<int> coins(2*n+1);

    for (int i = 0; i<2*n+1; i++) cin >> coins[i];


    vector<int> coinsEXPL;

    for (int i = 0; i<2*n+1; i++) {
        for (int j = 0; j<coins[i]; j++) coinsEXPL.push_back(i-n);
    }

    unordered_map<int, int> dp;
    dp[0] = 0;

    for (int i: coinsEXPL) {
        unordered_map<int, int> newDP = dp;
        for (auto j: dp) {
            cerr << j.first << " " << j.second << "\n";
            newDP[j.first+i] = max(j.second+1, newDP[j.first+i]);
        }
        dp = newDP;
    }


    if (dp.count(target)) cout << dp[target] << "\n";
    else cout << "impossible\n";

    return 0;
}

Subtask #1
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 28 ms 356 KB Output is correct
5 Execution timed out 5063 ms 10408 KB Time limit exceeded
6 Halted 0 ms 0 KB -

Subtask #2
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 28 ms 356 KB Output is correct
5 Execution timed out 5063 ms 10408 KB Time limit exceeded
6 Halted 0 ms 0 KB -

Subtask #3-1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 21 ms 340 KB Output is correct
2 Runtime error 425 ms 524288 KB Execution killed with signal 9
3 Halted 0 ms 0 KB -

Subtask #3-2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 21 ms 340 KB Output is correct
2 Runtime error 425 ms 524288 KB Execution killed with signal 9
3 Halted 0 ms 0 KB -

Subtask #4-1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 21 ms 340 KB Output is correct
2 Runtime error 425 ms 524288 KB Execution killed with signal 9
3 Halted 0 ms 0 KB -

Subtask #4-2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 28 ms 356 KB Output is correct
5 Execution timed out 5063 ms 10408 KB Time limit exceeded
6 Halted 0 ms 0 KB -

Subtask #5-1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 21 ms 340 KB Output is correct
2 Runtime error 425 ms 524288 KB Execution killed with signal 9
3 Halted 0 ms 0 KB -

Subtask #5-2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 28 ms 356 KB Output is correct
5 Execution timed out 5063 ms 10408 KB Time limit exceeded
6 Halted 0 ms 0 KB -

Subtask #6-1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 21 ms 340 KB Output is correct
2 Runtime error 425 ms 524288 KB Execution killed with signal 9
3 Halted 0 ms 0 KB -

Subtask #6-2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 28 ms 356 KB Output is correct
5 Execution timed out 5063 ms 10408 KB Time limit exceeded
6 Halted 0 ms 0 KB -