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  1. #include <iostream>
  2. #include <vector>
  3. #include <algorithm>
  4. using namespace std;
  5.  
  6. int main() {
  7.     int t;
  8.     cin >> t;
  9.     while (t--) {
  10.         int n;
  11.         cin >> n;
  12.         vector<int> a(n);
  13.         for (int &x : a) cin >> x;
  14.         sort(a.begin(), a.end());
  15.         cout << a[n - 1] - a[0] << "\n";
  16.     }
  17.     return 0;
  18. }
  19.  
Success #stdin #stdout 0.01s 5280KB
comments (?)
stdin 
4
2
1 3
5
5 4 3 2 1
3
5 6 7
3
1 11 10
stdout 
2
4
2
10
https://ideone.com/elYiLa
language:
C++ (gcc 8.3)
created:
3 days ago
visibility:
public

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