题解 | #字符串字符匹配#
提取不重复的整数
http://www.nowcoder.com/practice/253986e66d114d378ae8de2e6c4577c1
a=input()
b=''
for i in a[::-1]:
if i not in b:
b+=i
print(b)
b=''
for i in a[::-1]:
if i not in b:
b+=i
print(b)
提取不重复的整数
http://www.nowcoder.com/practice/253986e66d114d378ae8de2e6c4577c1
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