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  1. #include <iostream>
  2. #include <string>
  3. int f=10;
  4.  
  5. int main()
  6. {
  7. int f=15;
  8. std::cout<<f<<" "<<::f;
  9.  
  10. }
Success #stdin #stdout 0s 15240KB
stdin
Standard input is empty
stdout
15 10