[백준,c++] 10816번 - 숫자카드 2

10816번: 숫자 카드 2

#include <iostream>
#include <vector>
#include <algorithm>

using namespace std;

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

    int N, M;
    cin >> N;
    vector<int>v;
    for (int i = 0; i < N; i++) {
        int number; cin >> number;
        v.push_back(number);
    }
    sort(v.begin(), v.end());
    int ans;
    cin >> M;
    for (int i = 0; i < M; i++) {
        int target; cin >> target;
        auto upper = upper_bound(v.begin(), v.end(), target);
        auto lower = lower_bound(v.begin(), v.end(), target);
        ans = upper - lower;
        cout << ans << " ";
        }
    }
    ```