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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	int n;
  6. 	int l,a;
  7. 	double maks = 0;
  8. 	cin >> n >> l;
  9. 	int arr[n];
  10. 	for (int i=0; i<n; i++) {
  11. 		cin >> arr[i];
  12. 	}
  13. 	sort(arr, arr+n);
  14.  
  15. 	for (int i=0; i < n-1; i++) {
  16. 		a = arr[i+1]-arr[i];
  17. 		if (a > maks) {
  18. 			maks = a;
  19. 		}
  20. 	}
  21.  
  22. 	maks = maks/2;
  23. 	if (arr[0] > maks) {
  24. 		maks = arr[0];
  25. 	}
  26. 	if (l-arr[n-1] > maks) {
  27. 		maks = l-arr[n-1];
  28. 	}
  29.  
  30. 	cout << maks;
  31.  
  32. 	return 0;
  33. }
Success #stdin #stdout 0s 4340KB
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https://ideone.com/oysfCe
language:
C++ (gcc 8.3)
created:
3 years ago
visibility:
public

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