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  1. #include<bits/stdc++.h>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	// your code goes here
  6. 	int n ; cin>>n;
  7. 	vector<int>arr(n);
  8. 	for(int i = 0 ; i<n;i++){
  9. 		cin>>arr[i];
  10. 	}
  11. 	int mini = *min_element(arr.begin(),arr.end());
  12. 	int maxi = *max_element(arr.begin(),arr.end());
  13. 	vector<int>hash(maxi-mini+1);
  14. 	for(int i = 0 ; i<n;i++){
  15. 		hash[arr[i]-mini]++;
  16. 	}
  17. 	for(int i = 0 ; i<hash.size();i++){
  18. 		if(hash[i]>0){
  19. 		cout<<"element :"<<i+mini<<" "<<"frequency : "<<hash[i];
  20. 		cout<<"\n";
  21. 		}
  22. 	}
  23.  
  24. 	return 0;
  25. }
Success #stdin #stdout 0.01s 5288KB
comments (?)
stdin
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10
1 2 2 4 4 4 1 6 2000 500
stdout
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element :1 frequency : 2
element :2 frequency : 2
element :4 frequency : 3
element :6 frequency : 1
element :500 frequency : 1
element :2000 frequency : 1
https://ideone.com/4UxL1w
language:
C++ (gcc 8.3)
created:
13 days ago
visibility:
public

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