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  1. #include <iostream>
  2.  
  3. int main()
  4. {
  5.     static const auto a = [] ()->bool { return std::cout << 'A' ; } ;
  6.     static const auto b = [] ()->bool { return std::cout << 'B' ; } ;
  7.     static const auto c = [] ()->bool { return std::cout << 'C' ; } ;
  8.     static const auto newline = [] { std::cout << '\n' ; } ;
  9.  
  10.     ( a() || b() || c() ) ; newline() ; // A
  11.     ( !a() || b() || c() ) ; newline() ; // AB
  12.     ( !a() || !b() || c() ) ; newline() ; // ABC
  13.     newline() ;
  14.  
  15.     ( a() && b() && c() ) ; newline() ; // ABC
  16.     ( a() && !b() && c() ) ; newline() ; // AB
  17.     ( !a() && b() && c() ) ; newline() ; // A
  18.     newline() ;
  19.  
  20.     // && has higher precedence; in x || y&&z, x is sequenced before y&&z
  21.     ( a() || b() && c() ) ; newline() ; // A
  22.     ( !a() || b() && c() ) ; newline() ; // ABC
  23.     ( !a() || !b() && c() ) ; newline() ; // AB
  24.     newline() ;
  25.  
  26.     // && has higher precedence; in x&&y || z, x&&y is sequenced before z
  27.     ( a() && b() || c() ) ; newline() ; // AB
  28.     ( !a() && b() || c() ) ; newline() ; // AC
  29.     ( a() && !b() || c() ) ; newline() ; // ABC
  30. }
  31.  
Success #stdin #stdout 0s 2896KB
comments (?)
stdin
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Standard input is empty
stdout
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A
AB
ABC

ABC
AB
A

A
ABC
AB

AB
AC
ABC
https://ideone.com/gYGfQa
language:
C++14 (gcc 8.3)
created:
10 years ago
visibility:
public

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