Given an array A of 0s and 1s, consider N_i: the i-th subarray from A[0] to A[i] interpreted as a binary number (from most-significant-bit to least-significant-bit.) Return a list of booleans answer, where answer[i] is true if and only if N_i is divi…

作者: 负雪明烛 id: fuxuemingzhu 个人博客: http://fuxuemingzhu.cn/ 目录 题目描述 题目大意 解题方法 日期 题目地址:https://leetcode.com/problems/binary-prefix-divisible-by-5/ 题目描述 Given an array A of 0s and 1s, consider N_i: the i-th subarray from ```A[0]toA[i]`` interpreted as a bi…

Given an array A of 0s and 1s, consider N_i: the i-th subarray from A[0] to A[i] interpreted as a binary number (from most-significant-bit to least-significant-bit.) Return a list of booleans answer, where answer[i] is true if and only if N_i is divi…

题目如下: Given an array A of 0s and 1s, consider N_i: the i-th subarray from A[0] to A[i] interpreted as a binary number (from most-significant-bit to least-significant-bit.) Return a list of booleans answer, where answer[i]is true if and only if N_i is…

网址:https://leetcode.com/problems/binary-prefix-divisible-by-5/ 一次for循环遍历数组,在上次计算的基础上得到本次的结果! class Solution { public: vector<bool> prefixesDivBy5(vector<int>& A) { vector<bool> ans; ; ; ; i<A.size(); i++) { num = ; num += pre_num…

class Solution: def prefixesDivBy5(self, A: List[int]) -> List[bool]: ans,t = [],0 for a in A: t = (t * 2 + a)%5 ans.append(False if t else True) return ans…

这是小川的第379次更新,第407篇原创 01 看题和准备 今天介绍的是LeetCode算法题中Easy级别的第241题(顺位题号是1018).给定0和1的数组A,考虑N_i:从A[0]到A[i]的第i个子数组被解释为二进制数(从最高有效位到最低有效位). 返回布尔值answer列表,当且仅当N_i可被5整除时,answer[i]为true. 例如: 输入:[0,1,1] 输出:[true,false,false] 说明:二进制输入数字为0,01,011,转为十进制数,分别为0,1和3.只有第一…

请点击页面左上角 -> Fork me on Github 或直接访问本项目Github地址:LeetCode Solution by Swift    说明:题目中含有$符号则为付费题目. 如:[Swift]LeetCode156.二叉树的上下颠倒 $ Binary Tree Upside Down 请下拉滚动条查看最新 Weekly Contest!!! Swift LeetCode 目录 | Catalog 序        号 题名Title 难度     Difficulty  两数之…

1029. Binary Prefix Divisible By 5 Given an array A of 0s and 1s, consider N_i: the i-th subarray from A[0] to A[i] interpreted as a binary number (from most-significant-bit to least-significant-bit.) Return a list of booleans answer, where answer[i]…

真的感觉有点难... 这还是简单级别... 我也是醉了 package y2019.Algorithm.array; import java.math.BigDecimal; import java.util.ArrayList; import java.util.List; /** * @ProjectName: cutter-point * @Package: y2019.Algorithm.array * @ClassName: AddToArrayForm * @Author: xiao…

Good Firewall Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 713 Accepted Submission(s): 203 Problem Description Professor X is an expert in network security. These days, X is planning to build a…

http://www.36dsj.com/archives/33650 http://flink.apache.org/news/2015/05/11/Juggling-with-Bits-and-Bytes.html http://www.bigsynapse.com/addressing-big-data-performance ,addressing-big-data-performance   第一篇描述,当前JVM存在的问题, 1. Java对象开销 Java对象的存储密度相对偏低,对…

概述: Hadoop分布式文件系统(HDFS)允许管理员为使用的名称和单独目录使用的空间数量设置配额.名称配额和空间配额是独立运作的,但这两类配额的管理和实施是密切相关的. Name Quotas: 名称配额对根目录下的树的文件和目录的数量进行严格的限制. 如果超出配额,文件和目录创建失败.配额不变 对于重命名的目录;如果操作将导致配额冲突,则重命名操作失败. 即使目录违反了新的配额,设置配额的操作仍然会成功.新创建的目录没有相关的配额.最大的配额是Long.Max_Value.一个命令的配额会…

hdfs dfsadmin [-report [-live] [-dead] [-decommissioning]] [-safemode <enter | leave | get | wait>] [-saveNamespace] [-rollEdits] [-restoreFailedStorage true|false|check] [-refreshNodes] [-setQuota <quota> <dirname>...<dirname>] [-…

题意: 获得集合中最长前缀长度*有该前缀个数的最大值 Prefix goodness of a set string is length of longest common prefix*number of strings in the set. For example the prefix goodness of the set {000,001,0011} is 6.You are given a set of binary strings. Find the maximum prefix…

H Hyper Prefix Sets Prefix goodness of a set string is length of longest common prefix*number of strings in the set. For example the prefix goodness of the set {000,001,0011} is 6.You are given a set of binary strings. Find the maximum prefix goodnes…

H Hyper Prefix Sets Prefix goodness of a set string is length of longest common prefix*number of strings in the set. For example the prefix goodness of the set {000,001,0011} is 6.You are given a set of binary strings. Find the maximum prefix goodnes…

Special binary strings are binary strings with the following two properties: The number of 0's is equal to the number of 1's. Every prefix of the binary string has at least as many 1's as 0's. Given a special string S, a move consists of choosing two…

Given an integer array with no duplicates. A maximum tree building on this array is defined as follow: The root is the maximum number in the array. The left subtree is the maximum tree constructed from left part subarray divided by the maximum number…

Special binary strings are binary strings with the following two properties: The number of 0's is equal to the number of 1's. Every prefix of the binary string has at least as many 1's as 0's. Given a special string S, a move consists of choosing two…

Given an array A of integers, return the number of (contiguous, non-empty) subarrays that have a sum divisible by K. Example 1: Input: A = [4,5,0,-2,-3,1], K = 5 Output: 7 Explanation: There are 7 subarrays with a sum divisible by K = 5: [4, 5, 0, -2…

Given a binary tree, each node has value 0 or 1.  Each root-to-leaf path represents a binary number starting with the most significant bit.  For example, if the path is 0 -> 1 -> 1 -> 0 -> 1, then this could represent 01101 in binary, which is…

Given an array A of integers, return the number of (contiguous, non-empty) subarrays that have a sum divisible by K. Example 1: Input: A = [4,5,0,-2,-3,1], K = 5 Output: 7 Explanation: There are 7 subarrays with a sum divisible by K = 5: [4, 5, 0, -2…

Special binary strings are binary strings with the following two properties: The number of 0's is equal to the number of 1's. Every prefix of the binary string has at least as many 1's as 0's. Given a special string S, a move consists of choosing two…

strings包 strings包的使用举例: package main import s "strings" import "fmt" var p = fmt.Println func main() { p("Contains: ", s.Contains("test", "es")) p("Count: ", s.Count("test", "t&quo…

Given an array A of integers, return the number of (contiguous, non-empty) subarrays that have a sum divisible by K. Example 1: Input: A = [4,5,0,-2,-3,1], K = 5 Output: 7 Explanation: There are 7 subarrays with a sum divisible by K = 5: [4, 5, 0, -2…

package leetcode; import java.util.ArrayList; import java.util.List; class TrieNode{ Boolean isWord;//true if path till this node represent a string. Integer freq;//numbers of strings share the same prefix Character nodeChar;//character for this node…

lesson 5: prefix sums 1. PassingCars 2. CountDiv 3. GenomicRangeQuery 4. MinAvgTwoSlice lesson 5: prefix sums PassingCars Count the number of passing cars on the road. A non-empty zero-indexed array A consisting of N integers is given. The consecutiv…

题目大意: 给出一个函数P,P接受一个数组A作为参数,并返回一个新的数组B,且B.length = A.length + 1,B[i] = SUM(A[0], ..., A[i]).有一个无穷数组序列A[0], A[1], ... 满足A[i]=P(A[i-1]),其中i为任意自然数.对于输入k和A[0],求一个最小的下标t,使得A[t]中包含不小于k的数值. 其中A[0].length <= 2e5, k <= 1e18,且A[0]中至少有两个正整数. 数学向的题目.本来以为是个找规律的题目…

H Hyper Prefix Sets Prefix goodness of a set string is length of longest common prefix*number of strings in the set. For example the prefix goodness of the set {000,001,0011} is 6.You are given a set of binary strings. Find the maximum prefix goodnes…