#include<bits/stdc++.h> using namespace std; int main() { //write your code here...... int n, m, x, num; map<int, int> maps; cin >> n >> m; for (int i = 0; i < n; i++) { cin >> num; maps[num]++; } for (int i = 0; i < m; i++) { cin >> x; if (maps.count(x)) { ...