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
if __name__=="__main__":
string=input().strip()
result=""
for char in string[::-1]:
if char not in result:
result+=char
result=result.rstrip("0")
print(result)
查看10道真题和解析