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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	// your code goes here
  6. 	string s="geeksforgeeks";
  7. 	unordered_map<char,int>arr;
  8. 	for(char i:s){
  9. 		arr[i]++;
  10. 	}
  11. 	for(auto a:arr){
  12. 		if(a.second>1){
  13. 			cout<<"["<<a.first<<" "<<a.second<<"]"<<endl;
  14. 		}
  15. 	}
  16. 	return 0;
  17. }
Success #stdin #stdout 0.01s 5320KB
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stdin
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Standard input is empty
stdout
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[e 4]
[g 2]
[k 2]
[s 2]
https://ideone.com/zhpFSH
language:
C++ (gcc 8.3)
created:
2 days ago
visibility:
public

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