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- (* groesster gemeinsamer Teiler zweier Zahlen *)
- (*$T+ *)
- (*$C+ *)
- VAR i : INTEGER;
- VAR a,b : INTEGER;
- PROCEDURE reduce;
- BEGIN
- IF a > b THEN a := a - b;
- IF b > a THEN b := b - a;
- END;
- BEGIN
- ?a;
- ?b;
- WHILE a#b DO CALL reduce;
- !a
- END.
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