oj.uz

Submission #380529

# Submission time Handle Problem Language Result Execution time Memory
380529 2021-03-22T07:56:32 Z MilosMilutinovic Bank (IZhO14_bank) C++14
100 / 100
 414 ms 10604 KB 
/**
 *    author:  milos
 *    created: 22.03.2021 08:41:57       
**/
#include <bits/stdc++.h>
 
using namespace std;
 
int main() {
  ios::sync_with_stdio(false);
  cin.tie(0);
  int n, m;
  cin >> n >> m;
  vector<int> a(n);
  vector<int> b(m);
  for (int i = 0; i < n; i++) cin >> a[i];
  for (int i = 0; i < m; i++) cin >> b[i];
  const int MAX = 2e4 + 5;
  vector<vector<int>> v(MAX);
  for (int i = 0; i < (1 << m); i++) {
    int sum = 0;
    for (int j = 0; j < m; j++) {
      if (i & (1 << j)) {
        sum += b[j];
      }                   
    }
    v[sum].push_back(i);
  }                           
  vector<int> masks;
  masks.push_back(0);
  vector<vector<bool>> was(n, vector<bool>((1 << m), false));
  for (int i = 0; i < n; i++) {
    vector<int> nm;           
    for (int j : v[a[i]]) {
      for (int k : masks) {
        if ((j ^ k) == (j | k) && !was[i][j ^ k]) {
          nm.push_back(j ^ k);
          was[i][j ^ k] = true; 
        }
      }
    }
    swap(nm, masks);
  }     
  cout << (masks.empty() ? "NO" : "YES") << '\n';
  return 0;
}

Subtask #1
19.0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 748 KB Output is correct
2 Correct 1 ms 748 KB Output is correct
3 Correct 1 ms 748 KB Output is correct
4 Correct 3 ms 1004 KB Output is correct
5 Correct 76 ms 7532 KB Output is correct
6 Correct 1 ms 768 KB Output is correct
7 Correct 1 ms 876 KB Output is correct
8 Correct 75 ms 6636 KB Output is correct
9 Correct 75 ms 7148 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 748 KB Output is correct
2 Correct 1 ms 748 KB Output is correct
3 Correct 1 ms 896 KB Output is correct
4 Correct 1 ms 748 KB Output is correct
5 Correct 1 ms 748 KB Output is correct
6 Correct 1 ms 748 KB Output is correct
7 Correct 1 ms 748 KB Output is correct
8 Correct 1 ms 748 KB Output is correct
9 Correct 1 ms 896 KB Output is correct
10 Correct 1 ms 876 KB Output is correct

Subtask #3
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 1004 KB Output is correct
2 Correct 2 ms 1004 KB Output is correct
3 Correct 3 ms 1004 KB Output is correct
4 Correct 2 ms 1004 KB Output is correct
5 Correct 2 ms 1004 KB Output is correct
6 Correct 3 ms 1004 KB Output is correct
7 Correct 2 ms 1004 KB Output is correct
8 Correct 3 ms 896 KB Output is correct
9 Correct 3 ms 1016 KB Output is correct
10 Correct 2 ms 1004 KB Output is correct
11 Correct 2 ms 876 KB Output is correct

Subtask #4
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 748 KB Output is correct
2 Correct 1 ms 748 KB Output is correct
3 Correct 1 ms 748 KB Output is correct
4 Correct 3 ms 1004 KB Output is correct
5 Correct 76 ms 7532 KB Output is correct
6 Correct 1 ms 768 KB Output is correct
7 Correct 1 ms 876 KB Output is correct
8 Correct 75 ms 6636 KB Output is correct
9 Correct 75 ms 7148 KB Output is correct
10 Correct 1 ms 748 KB Output is correct
11 Correct 1 ms 748 KB Output is correct
12 Correct 1 ms 896 KB Output is correct
13 Correct 1 ms 748 KB Output is correct
14 Correct 1 ms 748 KB Output is correct
15 Correct 1 ms 748 KB Output is correct
16 Correct 1 ms 748 KB Output is correct
17 Correct 1 ms 748 KB Output is correct
18 Correct 1 ms 896 KB Output is correct
19 Correct 1 ms 876 KB Output is correct
20 Correct 2 ms 1004 KB Output is correct
21 Correct 2 ms 1004 KB Output is correct
22 Correct 3 ms 1004 KB Output is correct
23 Correct 2 ms 1004 KB Output is correct
24 Correct 2 ms 1004 KB Output is correct
25 Correct 3 ms 1004 KB Output is correct
26 Correct 2 ms 1004 KB Output is correct
27 Correct 3 ms 896 KB Output is correct
28 Correct 3 ms 1016 KB Output is correct
29 Correct 2 ms 1004 KB Output is correct
30 Correct 2 ms 876 KB Output is correct
31 Correct 77 ms 7660 KB Output is correct
32 Correct 141 ms 7020 KB Output is correct
33 Correct 79 ms 8172 KB Output is correct
34 Correct 83 ms 8968 KB Output is correct
35 Correct 84 ms 9964 KB Output is correct
36 Correct 88 ms 10604 KB Output is correct
37 Correct 81 ms 8556 KB Output is correct
38 Correct 80 ms 8556 KB Output is correct
39 Correct 82 ms 7872 KB Output is correct
40 Correct 81 ms 9240 KB Output is correct
41 Correct 80 ms 9964 KB Output is correct
42 Correct 79 ms 7020 KB Output is correct
43 Correct 79 ms 9324 KB Output is correct
44 Correct 85 ms 10220 KB Output is correct
45 Correct 77 ms 7404 KB Output is correct
46 Correct 78 ms 9068 KB Output is correct
47 Correct 83 ms 9708 KB Output is correct
48 Correct 74 ms 6764 KB Output is correct
49 Correct 74 ms 6892 KB Output is correct
50 Correct 121 ms 9924 KB Output is correct
51 Correct 76 ms 8172 KB Output is correct
52 Correct 79 ms 6720 KB Output is correct
53 Correct 414 ms 7604 KB Output is correct
54 Correct 139 ms 9908 KB Output is correct
55 Correct 122 ms 9924 KB Output is correct
56 Correct 115 ms 10264 KB Output is correct
57 Correct 121 ms 10276 KB Output is correct
58 Correct 122 ms 10148 KB Output is correct