题解 | #提取不重复的整数#
提取不重复的整数
https://www.nowcoder.com/practice/253986e66d114d378ae8de2e6c4577c1
import sys n=input() n=n[::-1] res='' for i in n: if i not in res: res+=i print(res)
提取不重复的整数
https://www.nowcoder.com/practice/253986e66d114d378ae8de2e6c4577c1
import sys n=input() n=n[::-1] res='' for i in n: if i not in res: res+=i print(res)
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