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  1. #include<iostream>
  2. using namespace std;
  3.  
  4. int main()
  5. {
  6.  
  7. {
  8.      int x = 1;
  9.      cout << x << endl;
  10.      {
  11.           cout << x << endl;
  12.           int x = 2;
  13.           cout << x << endl;
  14.           {
  15.                cout << x << endl;
  16.                int x = 3;
  17.                cout << x << endl;
  18.  
  19.           }
  20.           cout << x << endl;
  21.  
  22.      }
  23.      cout << x << endl;
  24.  
  25. }
  26.  
  27. return 0;
  28. }
Success #stdin #stdout 0s 3468KB
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https://ideone.com/WXBzRX
language:
C++14 (clang 8.0)
created:
7 years ago
visibility:
public

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