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ggT: negative Zahlen jetzt richtig™
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Lines changed: 295 additions & 6 deletions

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‎.idea/misc.xml‎

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‎.idea/modules.xml‎

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‎.idea/pythonfooLite.iml‎

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‎.idea/vcs.xml‎

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‎.idea/workspace.xml‎

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‎Level_02/if.py‎

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if boolean3:
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print(True)
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# if-Bedingung mit else-Zweig:
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summertime = True
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‎Level_03/ggT.py‎

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a = int(input("erste Zahl eingeben: "))
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b = int(input("zweite Zahl eingeben: "))
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# Beide Zahlen sollten positiv sein.
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# Wir nehmen einfach den Betrag.
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a = abs(a)
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b = abs(b)
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# a soll größer sein als b.
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# Falls das nicht bereits der Fall ist,
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# tauschen wir die beiden einfach.
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if b > a:
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a, b = b, a
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# Beide Zahlen sollten positiv sein.
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# Wir nehmen einfach den Betrag.
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a = abs(a)
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b = abs(b)
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# Wenn b Null ist, sind wir fertig und a ist der ggT.
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# Ansonsten müssen wir (nochmal) rechnen.
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while b != 0:

‎Level_06/linalg/gruppen.py‎

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from abc import ABC, abstractmethod
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from typing import Optional
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class Gruppe(ABC):
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neutral = None # type: Optional[Gruppe]
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@abstractmethod
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def __init__(self, value: "Gruppe") -> None:
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pass
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@abstractmethod
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def __mul__(self, other: "Gruppe") -> "Gruppe":
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pass
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@abstractmethod
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def __inv__(self) -> "Gruppe":
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pass
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class Z_plus(Gruppe):
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neutral = Z_plus(0)
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def __init__(self, value: int) -> None:
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assert isinstance(value, int)
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self.value = value
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def __mul__(self, other: Z_plus) -> Z_plus:
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assert isinstance(other, Z_plus)
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return Z_plus(self.value + other.value)
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def __inv__(self) -> Z_plus:
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return Z_plus(-self.value)

‎wiki‎

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../pythonfooLite.wiki

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