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Submission #965493

# Submission time Handle Problem Language Result Execution time Memory
965493 2024-04-18T18:21:16 Z 0x34c Bank (IZhO14_bank) C++17
19 / 100
 115 ms 16868 KB 
#include <bits/stdc++.h>
#define ll long long
#define pii pair<int, int>
#define endl '\n'
#define int ll

using namespace std;

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

    int N, M;
    cin >> N >> M;

    vector<int> ppl(N + 1), mny(M);
    for(int i = 0; i < N; i++)
        cin >> ppl[i];
    ppl[N] = numeric_limits<int>::max();
    
    for(int j = 0; j < M; j++)
        cin >> mny[j];

    vector<int> pref_sol(1 << M, -1);
    vector<int> cur_sol(1 << M, 0);
    pref_sol[0] = 0;

    for(int mask = 1; mask < (1 << M); mask++) {
        for(int pick = 0; pick < M; pick++) {
            int prev = mask & (~(1 << pick));
            
            if(mask == prev) continue;
            if(pref_sol[prev] == -1)
                continue;
            
            if(cur_sol[prev] + mny[pick] > ppl[pref_sol[prev]])
                continue;
            else if(cur_sol[prev] + mny[pick] < ppl[pref_sol[prev]]) {
                cur_sol[mask] += mny[pick];
                pref_sol[mask] = pref_sol[prev];
            }
            else {
                cur_sol[prev] += mny[pick];
                pref_sol[mask] = 1 + pref_sol[prev];
            }
        }
    }

    if(pref_sol[(1 << M) - 1] == N) {
        cout << "YES" << endl;
    }
    else cout << "NO" << endl;
}

Subtask #1
19.0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 4 ms 860 KB Output is correct
5 Correct 77 ms 16868 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 115 ms 16728 KB Output is correct
9 Correct 104 ms 16732 KB Output is correct

Subtask #2
0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Incorrect 0 ms 348 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #3
0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 856 KB Output is correct
2 Incorrect 2 ms 604 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #4
0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 4 ms 860 KB Output is correct
5 Correct 77 ms 16868 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 115 ms 16728 KB Output is correct
9 Correct 104 ms 16732 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Incorrect 0 ms 348 KB Output isn't correct
12 Halted 0 ms 0 KB -