2018年8月13日
105 + 106. Construct Binary Tree from Preorder and Inorder Traversal (building trees)
摘要： Solution: build tree, how to divide the array for each root and subtree we can use map to get the index of the array for a specific element Solution 2 阅读全文
posted @ 2018-08-13 05:43 wz30 阅读(199) 评论(0) 推荐(0) 编辑