| 3 | #define endl '\n' |
| 4 | |
| 5 | int main(){ |
| 6 | ios_base::sync_with_stdio(false),cin.tie(nullptr); |
| 7 | |
| 8 | int n, m; cin >> n >> m; |
| 9 | multiset<int> x; |
| 10 | for (int i = 0; i < n; ++i) { |
| 11 | int l; cin >> l; |
| 12 | x.insert(l); |
| 13 | } |
| 14 | |
| 15 | for (int i = 0; i < m; ++i) { |
| 16 | int val; cin >> val; |
| 17 | auto it = x.upper_bound(val); |
| 18 | if (it == x.begin()) { |
| 19 | cout << -1 << endl; |
| 20 | } else { |
| 21 | --it; |
| 22 | cout << *it << endl; |
| 23 | x.erase(it); |
| 24 | } |
| 25 | } |
| 26 | return 0; |
| 27 | } |
| 28 | |
| 29 | |
| 30 | // 5 3 7 8 5 |