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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. #define int long long
  5.  
  6. const long double PI = 3.14159265359;
  7.  
  8. void solve()
  9. {
  10.     int n;
  11.     cin >> n;
  12.     vector<int> arr(n);
  13.     for (auto &val : arr)
  14.         cin >> val;
  15.     if (count(arr.begin(), arr.end(), 9) == 0)
  16.         cout << -1 << '\n';
  17.     else
  18.         cout << *min_element(arr.begin(), arr.end()) << '\n';
  19. }
  20.  
  21. signed main(void)
  22. {
  23.     ios_base::sync_with_stdio(0);
  24.     cin.tie(0);
  25.     cout.tie(0);
  26.     if (fopen("input.txt", "r"))
  27.     {
  28.         freopen("input.txt", "r", stdin);
  29.         freopen("output.txt", "w", stdout);
  30.     }
  31.     int t = 1;
  32.     // cin >> t;
  33.     while (t--)
  34.     {
  35.         solve();
  36.     }
  37.     return 0;
  38. }
Success #stdin #stdout 0.01s 5348KB
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https://ideone.com/3dXAOG
language:
C++ (gcc 8.3)
created:
7 hours ago
visibility:
public

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