随笔分类 -  模拟

摘要:Given an absolute path for a file (Unix-style), simplify it. Or in other words, convert it to the canonical path. In a UNIX-style file system, a perio 阅读全文
posted @ 2019-02-13 18:23 TobicYAL 阅读(175) 评论(0) 推荐(0) 编辑
摘要:Given an array of words and a width maxWidth, format the text such that each line has exactly maxWidth characters and is fully (left and right) justif 阅读全文
posted @ 2019-02-12 21:46 TobicYAL 阅读(160) 评论(0) 推荐(0) 编辑
摘要:Given two binary strings, return their sum (also a binary string). The input strings are both non-empty and contains only characters 1 or 0. Example 1 阅读全文
posted @ 2019-02-12 20:02 TobicYAL 阅读(141) 评论(0) 推荐(0) 编辑
摘要:Given a matrix of m x n elements (m rows, n columns), return all elements of the matrix in spiral order. Example 1: Example 2: 题意 顺时针螺旋输出数组 题解 1 class 阅读全文
posted @ 2019-02-08 17:37 TobicYAL 阅读(190) 评论(0) 推荐(0) 编辑
摘要:You are given an n x n 2D matrix representing an image. Rotate the image by 90 degrees (clockwise). Note: You have to rotate the image in-place, which 阅读全文
posted @ 2019-02-07 18:28 TobicYAL 阅读(167) 评论(0) 推荐(0) 编辑
摘要:Given two non-negative integers num1 and num2 represented as strings, return the product of num1 and num2, also represented as a string. Example 1: Ex 阅读全文
posted @ 2019-02-04 14:25 TobicYAL 阅读(162) 评论(0) 推荐(0) 编辑
摘要:Implement atoi which converts a string to an integer. The function first discards as many whitespace characters as necessary until the first non-white 阅读全文
posted @ 2019-01-25 10:45 TobicYAL 阅读(164) 评论(0) 推荐(0) 编辑
摘要:Medium The string "PAYPALISHIRING" is written in a zigzag pattern on a given number of rows like this: (you may want to display this pattern in a fixe 阅读全文
posted @ 2019-01-20 15:17 TobicYAL 阅读(189) 评论(0) 推荐(0) 编辑
摘要:You are given two non-empty linked lists representing two non-negative integers. The digits are stored in reverse order and each of their nodes contai 阅读全文
posted @ 2019-01-11 14:37 TobicYAL 阅读(125) 评论(0) 推荐(0) 编辑
摘要:描述 人们熟悉的四则运算表达式称为中缀表达式,例如(23+34*45/(5+6+7))。在程序设计语言中,可以利用堆栈的方法把中缀表达式转换成保值的后缀表达式(又称逆波兰表示法),并最终变为计算机可以直接执行的指令,得到表达式的值。给定一个中缀表达式,编写程序,利用堆栈的方法,计算表达式的值。输入第 阅读全文
posted @ 2018-12-21 23:15 TobicYAL 阅读(396) 评论(0) 推荐(0) 编辑
摘要:题目背景 NCLNCL 是一家专门从事计算器改良与升级的实验室,最近该实验室收到了某公司所委托的一个任务:需要在该公司某型号的计算器上加上解一元一次方程的功能。实验室将这个任务交给了一个刚进入的新手ZL先生。 题目描述 为了很好的完成这个任务, ZLZL 先生首先研究了一些一元一次方程的实例: 4+ 阅读全文
posted @ 2018-08-04 11:02 TobicYAL 阅读(214) 评论(0) 推荐(1) 编辑

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