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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	int arr[] = {1,2,4,3,5,1,5,1,3,4,1,4,5};
  6. 	int n = sizeof(arr)/sizeof(arr[0]);
  7.  
  8. 	bool vis[100] = {false};
  9. 	int count=0;
  10. 	for(int i =0; i < n ; i++){
  11. 		if(vis[arr[i]]==false){
  12. 			count++;
  13. 			vis[arr[i]] = true;
  14.  
  15. 		}
  16. 	}
  17. 	cout <<"number of distinct elements are: "<< count<<endl;
  18. 	return 0;
  19. }
Success #stdin #stdout 0.01s 5288KB
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stdin
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Standard input is empty
stdout
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number of distinct elements are: 5
https://ideone.com/nIPI5E
language:
C++14 (gcc 8.3)
created:
10 hours ago
visibility:
public

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