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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5.  int arr[50];
  6.  int N;
  7.  bool bandera=true;
  8.  
  9.  cin>>N;
  10. 	for(int i=0;i<N;i++){
  11. 	cin>>arr[i];
  12. 	}
  13. 	if(arr[0]==0){
  14. 	 cout<<"NO"<<endl;
  15. 	 return 0;
  16. 	}
  17. 		for(int i=0;i<=(N/2); i++){
  18. 			if(arr[i]==arr[N-1-i]){
  19. 			bandera=true;
  20. 			}
  21. 			else {
  22. 			bandera=false;
  23. 			cout<<"NO"<<endl;
  24. 			return 0;
  25. 			}
  26. 		}
  27.      if(bandera==true){
  28.      cout<<"SI"<<endl;
  29.      }
  30.  
  31. 	return 0;
  32. }
Success #stdin #stdout 0s 15240KB
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Standard input is empty
stdout
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NO
https://ideone.com/3dshAG
language:
C++ (gcc 8.3)
created:
6 years ago
visibility:
public

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