[LeetCode] 246. Strobogrammatic Number 对称数
A strobogrammatic number is a number that looks the same when rotated 180 degrees (looked at upside down). Write a function to determine ...
原文：[LeetCode] 247. Strobogrammatic Number II 对称数之二
A strobogrammatic number is a number that looks the same when rotated degrees looked at upside down . Find all strobogrammatic numbers that are of length n. Example: 这道题是之前那道Strobogrammatic Number的拓展 ...
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