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  1.  
  2. type
  3.   PStack = ^Stack;
  4.   Stack = record
  5.     data: integer;
  6.     next: PStack;
  7.   end;
  8.   PQueue = ^Queue;
  9.   Queue = record
  10.     data: integer;
  11.     next: PQueue;
  12.   end;
  13.   TQueue = record
  14.     head: PQueue;
  15.     tail: PQueue;
  16.   end;
  17.  
  18. begin
  19. end.
Success #stdin #stdout 0s 232KB
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https://ideone.com/Hi3NkB
language:
Pascal (fpc 3.0.4)
created:
8 years ago
visibility:
public

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