" 顯示當(dāng)前模式set showmode" 打開行號set number" 設(shè)置命令歷史記錄條數(shù)set history=2000" 關(guān)閉兼容vi...

1. 緣起 芒格在他的《窮查理寶典》中市袖，曾經(jīng)說到過（原話記不清了），人要多儲備一些思維模型，這樣能多角度看待問題殿怜。 好的思維模型有很多，例如，演...

描述： Given two binary trees, write a function to check if they are equal ...

描述： Given a binary tree, check whether it is a mirror of itself (ie, sym...

描述： Given a binary tree, return the level order traversal of its nodes' ...

描述： Given a binary tree, return the zigzag level order traversal of its ...

描述： Given inorder and postorder traversal of a tree, construct the binar...

描述： Given a binary tree, return the bottom-up level order traversal of i...