python练习代码

Posted 2021-03-16 centos-kang

排序

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lst = [5,10,2,4,8,1]

def sort(item,reverse=False):
    ret  = []
    for i in item:
        for x,y in enumerate(ret): #[10,5]
            flage=i>y if reverse else i<y
            if flage:
                ret.insert(x,i)
                break
        else:
            ret.append(i)
    return ret

*************

lst = [5,10,2,4,8,1]

def sort(item,reverse=True):
    ret  = []
    def choise(a,b):
        flage = a > b if reverse else a < b
        return flage
    for i in item:
        for x,y in enumerate(ret): #[10,5]
            if choise(i,y):
                ret.insert(x,i)
                break
        else:
            ret.append(i)
    return ret
print(sort(lst))
*************

def choise(a, b,reverse):
    flage = a > b if reverse else a < b
    return flage

lst = [5,10,2,4,8,1]
def sort(item,reverse=False):
    ret  = []
    for i in item:
        for x,y in enumerate(ret): #[10,5]
            if choise(i,y,reverse):
                ret.insert(x,i)
                break
        else:
            ret.append(i)
    return ret
print(sort(lst))

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