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Loops/While: Difference between revisions
→{{header|Prolog}}: added test in recursive case to prevent endless loop for negative numbers
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(→{{header|Prolog}}: added test in recursive case to prevent endless loop for negative numbers) |
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=={{header|Prolog}}==
<lang prolog>while(0) :- !.
while(X) :- X>0,write(X), nl, X1 is X // 2, while(X1).</lang>
=={{header|Python}}==
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