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  1. #include <stdio.h>
  2. #define def main(){0?
  3. #define print(x) puts(x);}
  4. #define greet()
  5. def greet():
  6. print("Hello, world!")
  7.  
  8. greet()
  9.  
Success #stdin #stdout 0s 2740KB
stdin
Standard input is empty
stdout
Hello, world!