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@@ -0,0 +1,47 @@
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+class calcd(object):
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+ def __init__(self,yuan):
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+
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+ self.bottelunit=3
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+ self.capunit=4
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+ self.unit=5
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+
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+ self.num=yuan//self.unit
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+ self._gai=0
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+ self._ping=0
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+
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+ def calcp3(self,p):
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+ r=(p+self._ping)
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+ self._ping=r%self.bottelunit
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+ if r>=self.bottelunit:
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+ self.num+=r//self.bottelunit
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+ return r//self.bottelunit
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+ return 0
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+
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+ def calcg4(self,g):
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+ r=(g+self._gai)
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+ self._gai=r%self.capunit
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+ if r>=self.capunit:
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+ self.num+=r//self.capunit
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+ return r//self.capunit
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+ return 0
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+
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+ def go(self):
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+
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+ x=self.num
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+ p= self.calcp3(x)
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+ g= self.calcg4(x)
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+ x=p+g
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+
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+ while (x+self._gai)>=self.capunit or (x+self._ping)>=self.bottelunit:
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+ print('换取%d瓶酒' %x)
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+ print('剩余%d瓶盖' %self._gai)
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+ print('剩余%d空瓶' %self._ping)
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+ g=self.calcg4(x)
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+ p=self.calcp3(x)
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+ x=g+p
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+
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+if __name__=="__main__":
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+ c=calcd(528)
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+ c.go()
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+ print ('--%s' %c.num)
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+
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