Hygeia

2015年10月9日

摘要： The count-and-say sequence is the sequence of integers beginning as follows:1, 11, 21, 1211, 111221, ...1is read off as"one 1"or11.11is read off as"tw... 阅读全文

posted @ 2015-10-09 13:17 Hygeia 阅读(144) 评论(0) 推荐(0) 编辑

*Largest Number

摘要： Given a list of non negative integers, arrange them such that they form the largest number.For example, given[3, 30, 34, 5, 9], the largest formed num... 阅读全文

posted @ 2015-10-09 04:12 Hygeia 阅读(143) 评论(0) 推荐(0) 编辑

2015年10月8日

*Product of Array Except Self

摘要： Given an array ofnintegers wheren> 1,nums, return an arrayoutputsuch thatoutput[i]is equal to the product of all the elements ofnumsexceptnums[i].Solv... 阅读全文

posted @ 2015-10-08 04:48 Hygeia 阅读(128) 评论(0) 推荐(0) 编辑

*Single Number III

摘要： Given an array of numbersnums, in which exactly two elements appear only once and all the other elements appear exactly twice. Find the two elements t... 阅读全文

posted @ 2015-10-08 04:32 Hygeia 阅读(135) 评论(0) 推荐(0) 编辑

*Single Number

摘要： Given an array of numbersnums, in which exactly two elements appear only once and all the other elements appear exactly twice. Find the two elements t... 阅读全文

posted @ 2015-10-08 04:30 Hygeia 阅读(138) 评论(0) 推荐(0) 编辑

H-Index II

摘要： Follow upforH-Index: What if thecitationsarray is sorted in ascending order? Could you optimize your algorithm?要求用二分法做。 1 public class Solution { 2 ... 阅读全文

posted @ 2015-10-08 04:12 Hygeia 阅读(115) 评论(0) 推荐(0) 编辑

*H-Index

摘要： Given an array of citations (each citation is a non-negative integer) of a researcher, write a function to compute the researcher's h-index.According ... 阅读全文

posted @ 2015-10-08 03:41 Hygeia 阅读(209) 评论(0) 推荐(0) 编辑

*Longest Substring Without Repeating Characters

摘要：题目：Given a string, find the length of the longest substring without repeating characters. For example, the longest substring without repeating letters... 阅读全文

posted @ 2015-10-08 03:13 Hygeia 阅读(112) 评论(0) 推荐(0) 编辑

2015年10月7日

*Valid Anagram

摘要： Given two strings s and t, write a function to determine if t is an anagram of s. For example,s = "anagram", t = "nagaram", return true.s = "rat", t = 阅读全文

posted @ 2015-10-07 12:01 Hygeia 阅读(146) 评论(0) 推荐(0) 编辑

Missing Number

摘要： Given an array containingndistinct numbers taken from0, 1, 2, ..., n, find the one that is missing from the array.For example,Givennums=[0, 1, 3]retur... 阅读全文

posted @ 2015-10-07 11:18 Hygeia 阅读(117) 评论(0) 推荐(0) 编辑

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