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
str = str(input())
my_list = []
while len(str) > 0:
if str[-1] not in my_list:
my_list.append(str[-1])
str = str[:-1]
else:
str = str[:-1]
result=""
for s in my_list:
result=result+s
print(result)
1.将输入的整数转成字符
2.循环遍历当前字符串,取倒数第一个
