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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	int t; cin >> t;
  6. 	while (t--) {
  7. 		int n, k;
  8. 		cin >> n >> k;
  9. 		int a[n];
  10. 		for (int i = 0; i < n; ++i) {
  11. 			cin >> a[i];
  12. 		}
  13. 		int mn = INT_MAX, mx = INT_MIN;
  14. 		for (int x : a) {
  15. 			mn = min(mn, x);
  16. 			mx = max(mx, x);
  17. 		}
  18. 		cout << abs(mx - mn) << endl;
  19. 	}
  20. 	return 0;
  21. }
Success #stdin #stdout 0.01s 5284KB
comments (?)
stdin
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3
4 1
1 3 5 4
1 1000
2020
10 100000
1 1 1 1 1 1 1 1 1 1
stdout
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4
0
0
https://ideone.com/UXlRoe
language:
C++14 (gcc 8.3)
created:
284 days ago
visibility:
public

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