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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	int arr[]= {0, -1, 2, -3, 1};
  6. 	int n=sizeof(arr)/sizeof(arr[0]);
  7. 	int x=-2;
  8. 	bool flag=false;
  9. 	for(int i=0;i<n;i++){
  10. 		for(int j=i+1;j<n;j++){
  11. 			if(i==j)
  12. 				continue;
  13. 			else if(arr[i]+arr[j]==x){
  14. 				cout<<"yes";
  15. 				flag=true;
  16. 				break;
  17. 			}
  18. 		}
  19. 	}
  20. 	if(flag==false)
  21. 		cout<<"no";
  22. 	return 0;
  23. }
  24.  
Success #stdin #stdout 0s 5320KB
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stdin
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Standard input is empty
stdout
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yes
https://ideone.com/ga2JTE
language:
C++ (gcc 8.3)
created:
1 hour ago
visibility:
public

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