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  1. #include <string>
  2. #include <iostream>
  3.  
  4. int main()
  5. {
  6.     {
  7.         std::string a = "Start";
  8.         std::string b = a + " End";
  9.  
  10.         std::cout << "1: " << b << std::endl;
  11.     }
  12.  
  13.     {
  14.         const std::string a = "Start";
  15.         std::string b = a + " End";
  16.  
  17.         std::cout << "2: " << b << std::endl;
  18.     }
  19.  
  20.     {
  21.         std::string a = " End";
  22.         std::string b = "Start" + a;
  23.  
  24.         std::cout << "3: " << b << std::endl;
  25.     }
  26.  
  27.     {
  28.         const std::string a = " End";
  29.         std::string b = "Start" + a;
  30.  
  31.         std::cout << "4: " << b << std::endl;
  32.     }
  33. }
Success #stdin #stdout 0s 3432KB
comments (?)
stdin
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Standard input is empty
stdout
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1: Start End
2: Start End
3: Start End
4: Start End
https://ideone.com/hEGwsu
language:
C++ (gcc 8.3)
created:
12 years ago
visibility:
secret

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