[!WARNING|style:flat] This question is temporarily unanswered if you have good ideas. Welcome to Create Pull Request PR
Example 1:
Input: a = "11", b = "1"
Output: "100"
...
... {{ .Stat.QuestionTitle}}
如果你同我一样热爱数据结构、算法、LeetCode，可以关注我 GitHub 上的 LeetCode 题解：[awesome-golang-algorithm][me]
[title]: https://leetcode.com/problems/{{ .Stat.QuestionTitleSlup }}/ [me]: https://github.com/Golang-Solutions/awesome-golang-algorithm