fork download
copy 
  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	int n, q, count = 0; 
  6. 	cin>>n;
  7.  
  8. 	vector<int> arr(n);
  9. 	for (int i=0; i<n; i++){
  10. 		cin>>arr[i];
  11. 	}
  12.  
  13. 	cin>>q;
  14. 	vector<int> query(q);
  15. 	for (int i=0; i<q; i++){
  16. 		cin>>query[i];
  17. 	}
  18.  
  19. 	for (int i=0; i<q; i++){
  20. 		count = 0;
  21. 		for (int j=0; j<n; j++){
  22. 			if (arr[j] == query[i]) count++;
  23. 		}
  24. 		cout<<query[i]<<" -> "<<count<<endl;
  25. 	}
  26.  
  27. 	return 0;
  28. }
Success #stdin #stdout 0.01s 5324KB
comments (?)
stdin
copy 
7
1 1 2 3 4 5 4
3
5 1 7
stdout
copy 
5 -> 1
1 -> 2
7 -> 0
https://ideone.com/jxAcQB
language:
C++14 (clang 8.0)
created:
3 days ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!