Vue.js provides us watch, computed and methods properties. When to use one vs the other?

https://leetcode.com/problems/valid-palindrome/

https://leetcode.com/problems/best-time-to-buy-and-sell-stock/

Vue组件通信整理：

https://leetcode.com/problems/pascals-triangle/

https://leetcode.com/problems/path-sum/

https://leetcode.com/problems/minimum-depth-of-binary-tree/

https://leetcode.com/problems/balanced-binary-tree/

https://leetcode.com/problems/convert-sorted-array-to-binary-search-tree/

https://leetcode.com/problems/same-tree/