题解 | #IP地址#Python真是太优雅了
IP地址
https://www.nowcoder.com/practice/2359e23180194f99828f5cd9c764236a
while True:
try:
for num in map(int, input().split('.')):
if num < 0 or num > 255:
print('No!')
break
else:
print('Yes!')
except:
break
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