https://leetcode.com/explore/interview/card/top-interview-questions-easy/127/strings/880/
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class Solution:
def reverse(self, x: int) -> int:
x = list(str(x))
x.reverse()
if x[-1] == '-':
x = int('-' + "".join(x[0:-1]))
else:
x = int("".join(x))
max_num = 2**31
if x > max_num or x < -max_num:
return 0
return x반응형
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