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  1.  
  2. :- readln(Input),
  3.   writeln(Input),
  4.   halt.
  5.  
Success #stdin #stdout 0.06s 7724KB
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[1]
https://ideone.com/9HirfX
language:
Prolog (swi 7.6.4)
created:
7 years ago
visibility:
public

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