题解 | #字符串排序#
字符串排序
https://www.nowcoder.com/practice/5190a1db6f4f4ddb92fd9c365c944584
state = str(input())
alpha = ''
for i in state:
if i.isalpha():
alpha += i
alpha = sorted(alpha, key = str.upper)
res = ''
for i in range(len(state)):
if state[i].isalpha():
res += alpha.pop(0)
else:
res += state[i]
print(res)
