Yu's garden

摘要： Spiral Matrix IIGiven an integer n, generate a square matrix filled with elements from 1 to n2 in spiral order.For example,Given n = 3,You should retu... 阅读全文

摘要： Set Matrix ZeroesGiven a m x n matrix, if an element is 0, set its entire row and column to 0. Do it in place.click to show follow up.Follow up:Did yo... 阅读全文

摘要： Spiral MatrixGiven a matrix of m x n elements (m rows, n columns), return all elements of the matrix in spiral order.For example,Given the following m... 阅读全文

摘要： Word Break IIGiven a string s and a dictionary of words dict, add spaces in s toconstruct a sentence where each word is a valid dictionaryword.Return ... 阅读全文

摘要： Clone GraphClone an undirected graph. Each node in the graph contains a label and a list of its neighbors.OJ's undirected graph serialization:Nodes ar... 阅读全文

摘要： Iterative vs. Recursive ApproachesEyal Lantzman, 5 Nov 2007 CPOLIntroductionThis article was originally posted at blogs.microsoft.co.il/blogs/Eyal.Re... 阅读全文

摘要： Maximum Product SubarrayFind the contiguous subarray within an array (containing at least one number) which has the largest product.For example, given... 阅读全文

摘要： Populating Next Right Pointers in Each Node IIFollow up for problem "Populating Next Right Pointers in Each Node".What if the given tree could be any ... 阅读全文

摘要： Populating Next Right Pointers in Each Node TotalGiven a binary tree struct TreeLinkNode { TreeLinkNode *left; TreeLinkNode *right; TreeLinkNode *next... 阅读全文

摘要： Word SearchGiven a 2D board and a word, find if the word exists in the grid.The word can be constructed from letters of sequentially adjacent cell, wh... 阅读全文