James Pan

原题网址：https://leetcode.com/problems/find-peak-element/A peak element is an element that is greater than its neighbors.Given an input array where num[i] ≠ num[i+1], find a peak element and ret

原题网址：http://www.lintcode.com/en/problem/find-peak-element/There is an integer array which has the following features:The numbers in adjacent positions are different.A[0] A[A.length - 1].

原题网址：https://leetcode.com/problems/guess-number-higher-or-lower/We are playing the Guess Game. The game is as follows:I pick a number from 1 to n. You have to guess which number I picked.Eve

原题网址：https://leetcode.com/problems/data-stream-as-disjoint-intervals/Given a data stream input of non-negative integers a1, a2, ..., an, ..., summarize the numbers seen so far as a list of dis

原题网址：https://leetcode.com/problems/search-in-rotated-sorted-array-ii/Follow up for "Search in Rotated Sorted Array":What if duplicates are allowed?Would this affect the run-time complexity

原题网址：https://leetcode.com/problems/search-a-2d-matrix/Write an efficient algorithm that searches for a value in an m x n matrix. This matrix has the following properties:Integers in each

原题网址：https://leetcode.com/problems/search-insert-position/Given a sorted array and a target value, return the index if the target is found. If not, return the index where it would be if it were

原题网址：https://leetcode.com/problems/search-for-a-range/Given a sorted array of integers, find the starting and ending position of a given target value.Your algorithm's runtime complexity must

原题网址：https://leetcode.com/problems/find-minimum-in-rotated-sorted-array-ii/Follow up for "Find Minimum in Rotated Sorted Array":What if duplicates are allowed?Would this affect the run-time

原题网址：http://www.lintcode.com/en/problem/find-peak-element-ii/There is an integer matrix which has the following features:The numbers in adjacent positions are different.The matrix has n rows