题解 | 表示数字
表示数字
https://www.nowcoder.com/practice/637062df51674de8ba464e792d1a0ac6
import sys
st = input()
f = 0
res = ''
for c in st:
if not c.isdigit():
if f:
f = 0
res+='*'
res+=c
elif c.isdigit():
if not f:
f=1
res+='*'
res+=c
if st[-1].isdigit():
res+='*'
print(res)
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