原題 題意 題意是有一個輸入,比如: 1 0 2 3 4 5 6 7 擺成如下形狀: 1 0 2 3 4 5 6 7 0表示空格,其他數字可以移動到0
Given a binary tree, determine if it is height-balanced.For this problem, a heig
一. 題目描述Given an array of non-negative integers, you are initially positioned at
一. 題目描述Given an array of non-negative integers, you are initially positioned at
You are a professional robber planning to rob houses along a street. Each house
Note: This is an extension of House Robber.After robbing those houses on that st
Given a non-negative number represented as an array of digits, plus one to the n