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  1. go :-
  2.  repeat,
  3.  printt('Enter a number '),
  4.  get0(Num), nl,
  5.  ( 
  6.   ((Num>58), print('You did not enter a number'),nl,fail)
  7.     ;
  8.      (print('Do it again'), nl, fail)
  9. 	).
Compilation error #stdin compilation error #stdout 0s 0KB
comments (?)
stdin
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Standard input is empty
compilation info 
/home/6hCY5V/gplcyiu3gb.o: In function `predicate(go/0)':
(.text+0x43): undefined reference to `predicate(printt/1)'
collect2: ld returned 1 exit status
compilation failed
stdout
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Standard output is empty
https://ideone.com/SRQvC
language:
Prolog (gprolog 1.4.5)
created:
14 years ago
visibility:
public

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