Beserious - 博客园

2017年7月28日

摘要： You are given a map in form of a two-dimensional integer grid where 1 represents land and 0 represents water. Grid cells are connected horizontally/ve 阅读全文

posted @ 2017-07-28 10:19 Beserious 阅读(130) 评论(0) 推荐(0) 编辑

leetcode 637. Average of Levels in Binary Tree

摘要： Given a non-empty binary tree, return the average value of the nodes on each level in the form of an array. Example 1: Note: 阅读全文

posted @ 2017-07-28 10:03 Beserious 阅读(163) 评论(0) 推荐(0) 编辑

412. Fizz Buzz

摘要： Write a program that outputs the string representation of numbers from 1 to n. But for multiples of three it should output “Fizz” instead of the numbe 阅读全文

posted @ 2017-07-28 09:55 Beserious 阅读(175) 评论(0) 推荐(0) 编辑

leetcode 566. Reshape the Matrix

摘要： In MATLAB, there is a very useful function called 'reshape', which can reshape a matrix into a new one with different size but keep its original data. 阅读全文

posted @ 2017-07-28 09:42 Beserious 阅读(153) 评论(0) 推荐(0) 编辑

leetcode 575. Distribute Candies

摘要： Given an integer array with even length, where different numbers in this array represent different kinds of candies. Each number means one candy of th 阅读全文

posted @ 2017-07-28 09:32 Beserious 阅读(218) 评论(0) 推荐(0) 编辑

2017年7月27日

344. Reverse String

摘要： Write a function that takes a string as input and returns the string reversed. Example:Given s = "hello", return "olleh". 反转字符串，逼我不用 reverse 阅读全文

posted @ 2017-07-27 22:02 Beserious 阅读(83) 评论(0) 推荐(0) 编辑

557. Reverse Words in a String III

摘要： Given a string, you need to reverse the order of characters in each word within a sentence while still preserving whitespace and initial word order. E 阅读全文

posted @ 2017-07-27 21:40 Beserious 阅读(159) 评论(0) 推荐(0) 编辑

500. Keyboard Row

摘要： Given a List of words, return the words that can be typed using letters of alphabet on only one row's of American keyboard like the image below. Examp 阅读全文

posted @ 2017-07-27 21:21 Beserious 阅读(155) 评论(0) 推荐(0) 编辑

476. Number Complement

摘要： Given a positive integer, output its complement number. The complement strategy is to flip the bits of its binary representation. Note: Example 1: Exa 阅读全文

posted @ 2017-07-27 20:15 Beserious 阅读(130) 评论(0) 推荐(0) 编辑

561. Array Partition I

摘要： Given an array of 2n integers, your task is to group these integers into n pairs of integer, say (a1, b1), (a2, b2), ..., (an, bn) which makes sum of 阅读全文

posted @ 2017-07-27 19:45 Beserious 阅读(111) 评论(0) 推荐(0) 编辑