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  1. #include <iostream>
  2. #include<vector>
  3. #include<bits/stdc++.h>
  4. using namespace std;
  5.  
  6. int main() {
  7. 	int n;  
  8. 	cin >> n; 
  9. 	int arr[n];
  10. 	unordered_map<int , int>  map; 
  11. 	for (int i=0 ; i<n; i++)
  12. 	{
  13. 		cin>>arr[i];
  14. 		map[arr[i]]=map[arr[i]]+1;
  15.  
  16. 	}
  17. 	int  q ;  
  18. 	cin >> q;  
  19. 	for (int i=0  ; i<q;  i++)
  20. 	{
  21. 		int query;  
  22. 		cin >> query;  
  23. 		int count = map[query]; 
  24. 		cout<< count<<" ";
  25. 	}
  26. 	return 0;
  27. }
Success #stdin #stdout 0.01s 5296KB
comments (?)
stdin 
5
5 3 5 2 1 
2
5
1
stdout 
2 1
https://ideone.com/kfSBfA
language:
C++14 (gcc 8.3)
created:
12 hours ago
visibility:
public

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