fork(3) download 
  1. var
  2.     n : Integer;
  3.  
  4. begin
  5.     ReadLn (n);
  6.     if n in [1000..9999] then WriteLn('Четырехзначное') else writeln('Не четырехзначное');
  7. end.
Success #stdin #stdout 0.01s 208KB
comments (?)
stdin 
Standard input is empty
stdout 
Не четырехзначное
https://ideone.com/7oN3IM
language:
Pascal (fpc 3.0.4)
created:
12 years ago
visibility:
public

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