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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. int main() {
  5.  
  6. 	int n;
  7. 	cin>>n;
  8.  
  9. 	vector<int> numbers(n);
  10.  
  11. 	for(auto& number: numbers){
  12. 		cin>>number;
  13. 	}
  14.  
  15. 	unordered_map<int,int> hashArray;
  16.  
  17. 	for(int i=0; i<n; i++){
  18. 		hashArray[numbers[i]]++;
  19. 	}
  20.  
  21. 	int maxFreq = INT_MIN, maxNumber = -1;
  22. 	int minFreq = INT_MAX, minNumber = -1;
  23.  
  24. 	for(auto it = hashArray.begin(); it != hashArray.end(); it++){
  25. 		int count = it->second;
  26. 		int number = it->first;
  27.  
  28. 		if(count > maxFreq){
  29. 			maxFreq = count;
  30. 			maxNumber = number;
  31. 		}
  32.  
  33. 		if(count < minFreq){
  34. 			minFreq = count;
  35. 			minNumber = number;
  36. 		}
  37. 	}
  38.  
  39. 	cout<<maxNumber<<" "<<maxFreq<<endl;
  40. 	cout<<minNumber<<" "<<minFreq<<endl;
  41.  
  42. 	return 0;
  43. }
Success #stdin #stdout 0s 5212KB
comments (?)
stdin
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6
3 2 3 4 2 3
stdout
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3 3
4 1
https://ideone.com/phpASF
language:
C++14 (gcc 8.3)
created:
2 days ago
visibility:
public

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