11 2016 档案
摘要：There is an integer array which has the following features: The numbers in adjacent positions are different. A[0] < A[1] && A[A.length - 2] > A[A.leng
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摘要：Given n non-negative integers a1, a2, ..., an, where each represents a point at coordinate (i, ai). n vertical lines are drawn such that the two endpo
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摘要：Given a linked list, determine if it has a cycle in it. ExampleGiven -21->10->4->5, tail connects to node index 1, return true Challenge Follow up:Can
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摘要：A group of friends went on holiday and sometimes lent each other money. For example, Alice paid for Bill's lunch for $10. Then later Chris gave Alice
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摘要：机器学习(Machine Learning)&深度学习(Deep Learning)资料(Chapter 1) 机器学习(Machine Learning)&深度学习(Deep Learning)资料(Chapter 2) 《机器学习&&深度学习》 视频课程资源
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摘要：In the "100 game," two players take turns adding, to a running total, any integer from 1..10. The player who first causes the running total to reach o
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摘要：在很多种语言中，alert都表示弹窗操作，弹窗功能非常有用，不仅可以用于正式的app功能中，也可以在调试中使用。在OC中，UIAlertController类用来控制弹窗操作。在IOS 8.0之前， 其使用UIAlertView类来控制弹窗，如果我们想弹出一个带有输入框的窗口，可以使用如下的代码：
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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
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摘要：Given a non-empty integer array, find the minimum number of moves required to make all array elements equal, where a move is incrementing a selected e
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摘要：Given a non-empty string check if it can be constructed by taking a substring of it and appending multiple copies of the substring together. You may a
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摘要：Given a sequence of n integers a1, a2, ..., an, a 132 pattern is a subsequence ai, aj, ak such that i < j < k and ai < ak < aj. Design an algorithm th
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摘要：Maya自身的功能就已经非常强大了，但是更棒的是它的扩展性非常强，提供API让用户自己来编写插件Plugin。Maya的插件主要是两种，一种是用C++编写的，后缀为".mll"，另一种是用Python编写的，后缀为".py"。在用C++编写插件时，我们可以用下面的这个CMakeLists.txt文件
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摘要：Assume you are an awesome parent and want to give your children some cookies. But, you should give each child at most one cookie. Each child i has a g
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摘要：Given four lists A, B, C, D of integer values, compute how many tuples (i, j, k, l) there are such that A[i] + B[j] + C[k] + D[l] is zero. To make pro
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摘要：Given an array of integers, the majority number is the number that occurs more than half of the size of the array. Find it. Notice You may assume that
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摘要：Given an input string, reverse the string word by word. For example,Given s = "the sky is blue",return "blue is sky the". Have you met this question i
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摘要：Implement a stack with min() function, which will return the smallest number in the stack. It should support push, pop and min operation all in O(1) c
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摘要：Given a binary tree, find its maximum depth. The maximum depth is the number of nodes along the longest path from the root node down to the farthest l
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摘要：A sequence of numbers is called arithmetic if it consists of at least three elements and if the difference between any two consecutive elements is the
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摘要：Given a non-empty integer array of size n, find the minimum number of moves required to make all array elements equal, where a move is incrementing n
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摘要：There are a number of spherical balloons spread in two-dimensional space. For each balloon, provided input is the start and end coordinates of the hor
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摘要：Given n points in the plane that are all pairwise distinct, a "boomerang" is a tuple of points (i, j, k) such that the distance between i and j equals
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摘要：Implement an algorithm to delete a node in the middle of a singly linked list, given only access to that node. Implement an algorithm to delete a node
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摘要：You have two numbers represented by a linked list, where each node contains a single digit. The digits are stored in reverse order, such that the 1's
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摘要：Given 2*n + 1 numbers, every numbers occurs twice except one, find it. Have you met this question in a real interview? Yes Given 2*n + 1 numbers, ever
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摘要：Check whether the original sequence org can be uniquely reconstructed from the sequences in seqs. The org sequence is a permutation of the integers fr
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摘要：Given integers n and k, find the lexicographically k-th smallest integer in the range from 1 to n. Note: 1 ≤ k ≤ n ≤ 109. Example: 这道题是之前那道Lexicograph
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摘要：You have a total of n coins that you want to form in a staircase shape, where every k-th row must have exactly k coins. Given n, find the total number
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摘要：Given a string representing arbitrarily nested ternary expressions, calculate the result of the expression. You can always assume that the given expre
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摘要：Given a set of intervals, for each of the interval i, check if there exists an interval j whose start point is bigger than or equal to the end point o
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