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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. class A : public A::B {
  5. public:
  6.     class B {};
  7. };
  8.  
  9. int main() {
  10. 	// your code goes here
  11. 	return 0;
  12. }
Compilation error #stdin compilation error #stdout 0s 0KB
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stdin
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Standard input is empty
compilation info 
prog.cpp:4:23: error: expected class-name before '{' token
 class A : public A::B {
                       ^
stdout
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Standard output is empty
https://ideone.com/VCgkhH
language:
C++ (gcc 8.3)
created:
10 years ago
visibility:
public

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