標籤:1.嘗試在方法中編寫一個匿名內部類。package com.lzw;public class AnonymityInnerClass {}class OuterClass4{public OutInterface doit(final String s){return new OutInterface(){private int i=0;public int getValue(){System.out.println(s);return i;}public void f(){System.
標籤:Given a binary tree, imagine yourself standing on the right side of it, return the values of the nodes you can see ordered from top to bottom.For example:Given the following binary tree, 1 <--- / 2 3 <---
標籤:Implement atoi to convert a string to an integer.Hint: Carefully consider all possible input cases. If you want a challenge, please do not see below and ask yourself what are the possible input cases.Notes: It is intended for
標籤:題目:Implement next permutation, which rearranges numbers into the lexicographically next greater permutation of numbers.If such arrangement is not possible, it must rearrange it as the lowest possible order (ie, sorted in ascending order).The
標籤:Given a binary tree, return the bottom-up level order traversal of its nodes‘ values. (ie, from left to right, level by level from leaf to root).For example:Given binary tree {3,9,20,#,#,15,7}, 3 / 9 20 / 15 7