题解 | #提取不重复的整数#
提取不重复的整数
https://www.nowcoder.com/practice/253986e66d114d378ae8de2e6c4577c1
num = input() ls = [] for i in reversed(num): # reversed(seq),返回一个反转的迭代器。 if i not in ls: ls.append(i) print(''.join(ls))
提取不重复的整数
https://www.nowcoder.com/practice/253986e66d114d378ae8de2e6c4577c1
num = input() ls = [] for i in reversed(num): # reversed(seq),返回一个反转的迭代器。 if i not in ls: ls.append(i) print(''.join(ls))
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