language: C++11 (gcc-4.7.2)
date: 666 days 22 hours ago
link:
visibility: public 
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#include <iostream>
 
int main()
{
  int a;
  auto f = [&] () -> int { return a + 1; };
  a = 3;
  std::cout << f() << std::endl;
  a = 4;
  std::cout << f() << std::endl;
  return 0;
}