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  1. #include <iostream>
  2.  
  3. #define PRINT(val) std::cout << val << std::endl
  4. namespace sub {
  5. 	int value = 1;
  6. }
  7. namespace b {
  8. 	int alt = 3;
  9. }
  10.  
  11. namespace a {
  12.  	namespace b {
  13. 		int value = 2;
  14.  
  15. 		void func() {
  16. 			PRINT(value);
  17. 			PRINT(sub::value);
  18. 		}
  19.  	}
  20.  
  21. 	void func() {
  22. 		PRINT(b::value);
  23. 		PRINT(sub::value);
  24. 		//PRINT(b::alt); //no 'alt' in the closest 'b' namespace
  25. 	}
  26. }
  27.  
  28. int main() {
  29. 	PRINT("a::func");
  30. 	a::func();
  31. 	PRINT("a::b::func");
  32. 	a::b::func();
  33. }
  34.  
Success #stdin #stdout 0s 3296KB
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stdin
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Standard input is empty
stdout
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a::func
2
1
a::b::func
2
1
https://ideone.com/endmB5
language:
C++14 (gcc 8.3)
created:
10 years ago
visibility:
secret

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