题解 | #提取不重复的整数#
提取不重复的整数
https://www.nowcoder.com/practice/253986e66d114d378ae8de2e6c4577c1
n=list(str(input()).strip()[-1::-1])
c=[]
d=[c.append(i) for i in n if i not in c]
print(''.join(c))
#提取不重复的整数##python3输入#提取不重复的整数
https://www.nowcoder.com/practice/253986e66d114d378ae8de2e6c4577c1
n=list(str(input()).strip()[-1::-1])
c=[]
d=[c.append(i) for i in n if i not in c]
print(''.join(c))
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