bernieloveslife

2018年11月3日

摘要： Given two integers dividend and divisor, divide two integers without using multiplication, division and mod operator. Return the quotient after dividi 阅读全文

posted @ 2018-11-03 12:00 bernieloveslife 阅读(116) 评论(0) 推荐(0)

409. Longest Palindrome

摘要： Given a string which consists of lowercase or uppercase letters, find the length of the longest palindromes that can be built with those letters. This 阅读全文

posted @ 2018-11-03 12:00 bernieloveslife 阅读(99) 评论(0) 推荐(0)

31. Next Permutation

摘要： Implement next permutation, which rearranges numbers into the lexicographically next greater permutation of numbers. If such arrangement is not possib 阅读全文

posted @ 2018-11-03 12:00 bernieloveslife 阅读(112) 评论(0) 推荐(0)

2018年11月2日

36. Valid Sudoku

摘要： Determine if a 9x9 Sudoku board is valid. Only the filled cells need to be validated according to the following rules: 1. Each row must contain the di 阅读全文

posted @ 2018-11-02 10:04 bernieloveslife 阅读(101) 评论(0) 推荐(0)

34. Find First and Last Position of Element in Sorted Array

摘要： Given an array of integers nums sorted in ascending order, find the starting and ending position of a given target value. Your algorithm's runtime com 阅读全文

posted @ 2018-11-02 10:04 bernieloveslife 阅读(107) 评论(0) 推荐(0)

41. First Missing Positive

摘要： Given an unsorted integer array, find the smallest missing positive integer. Example 1: Input: [1,2,0] Output: 3 Example 2: Input: [3,4, 1,1] Output: 阅读全文

posted @ 2018-11-02 10:04 bernieloveslife 阅读(107) 评论(0) 推荐(0)

40. Combination Sum II

摘要： Given a collection of candidate numbers (candidates) and a target number (target), find all unique combinations in candidates where the candidate numb 阅读全文

posted @ 2018-11-02 10:04 bernieloveslife 阅读(104) 评论(0) 推荐(0)

42. Trapping Rain Water

摘要： Given n non negative integers representing an elevation map where the width of each bar is 1, compute how much water it is able to trap after raining. 阅读全文

posted @ 2018-11-02 10:03 bernieloveslife 阅读(126) 评论(0) 推荐(0)

2018年11月1日

535. Encode and Decode TinyURL

摘要： Note: This is a companion problem to the System Design problem: Design TinyURL. TinyURL is a URL shortening service where you enter a URL such as http 阅读全文

posted @ 2018-11-01 13:50 bernieloveslife 阅读(153) 评论(0) 推荐(0)

43. Multiply Strings

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: In 阅读全文

posted @ 2018-11-01 13:50 bernieloveslife 阅读(105) 评论(0) 推荐(0)

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