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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	// your code goes here
  6. 	int n;
  7. 	cin>>n;
  8. 	vector<int>arr(n);
  9. 	for(int i=0;i<n;i++){
  10. 		cin>>arr[i];            //array is sorted in the question
  11. 	}
  12. 	int k;
  13. 	cin>>k;
  14. 	int maxi=0;
  15. 	int i=0;
  16. 	int j=0;
  17. 	int diff=0;
  18. 	while(i<n && j<n){
  19. 		if(i==j){
  20. 			if(diff>k){
  21. 				i++;
  22. 				j++;
  23. 				if(j<n){
  24. 					diff=arr[j]-arr[i];
  25. 				}
  26. 			}
  27. 			else{
  28. 				int g=1;
  29. 				maxi=max(maxi,g);
  30. 				j++;
  31. 				if(j<n){
  32. 					diff=arr[j]-arr[i];
  33. 				}
  34. 			}
  35. 		}
  36. 		else{
  37. 			diff=arr[j]-arr[i];
  38. 			if(diff<=k){
  39. 				int len=abs(j-i+1);
  40. 				j++;
  41. 				if(j<n){
  42. 					diff=arr[j]-arr[i];
  43. 				}
  44. 				maxi=max(len,maxi);
  45. 			}
  46. 			else{
  47. 				i++;
  48. 				j--;
  49. 				diff=arr[j]-arr[i];
  50. 				if(i>j){
  51. 					j=i;
  52. 				}
  53. 			}
  54. 		}
  55. 	}
  56. 	cout<<"The angle at which you will stand that maximum buildings are covered in given degree range is:"<<maxi;
  57. 	return 0;
  58. }
Success #stdin #stdout 0.01s 5304KB
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stdin
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11
5, 9, 20, 22, 28, 35, 60, 350, 358, 359, 360
30
stdout
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The angle at which you will stand that maximum buildings are covered in given degree range is:11
https://ideone.com/zHdXrE
language:
C++ (gcc 8.3)
created:
1 day ago
visibility:
public

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