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18.反转一个整数,例如-123 --> -321

Open OpenHill opened this issue 5 years ago • 0 comments

还有一个方法

a = -123
stra = str(a)
if  a >= 0:
    print(int(stra[::-1]))
else:
    print(int(stra[0]+stra[1:][::-1]))

OpenHill avatar Jul 15 '19 03:07 OpenHill