largestRectangle has the following parameter (s): int h [n]: the building heights. In the following grid, all cells marked X are connected to the cell marked Y. Hello coders, in this post you will find each and every solution of HackerRank Problems in C language. 5 of 6; Submit to see results When you're ready, submit your solution! Remember, you can go back and refine your code anytime. . For example, let's say the array is arr = [10, 7, 2, 8, 3), and let '&' denote the bitwise AND operator. That'll be the minimum x-length of any rectangle times the minimum y-length of any rectangle. The structure of the triangle is shown below. Go ahead and uti. . # # The function is expected to return a STRING. {"payload":{"allShortcutsEnabled":false,"fileTree":{"certificates/problem-solving-basic/balanced-system-files-partition":{"items":[{"name":"test-cases","path. The following is a list of possible problems per certificate. abs (x2 - x) , 2. Active Traders Description SubmissionSolutions on MaxInterview for rectangle area hackerrank solution in c 2b 2b by the best coders in the worldnearly similar rectangles hackerrank solution. 6 of 6Solution in Python: #!/bin/python3 import math import os import random import re import sys # # Complete the 'findSubstring' function below. # The function accepts following parameters: # 1. 1 min read. arrays left rotation hackerrank solution. The function must return an integer denoting the number of ways to find newName within oldName modulo 109+7. To get a certificate, two problems have to be solved within 90 minutes. Complete the function largestRectangle int the editor below. I utilized the code hits given by HackerRank, so so don't mind the unnecessary imports, naming show, etc. Initialize a variable start to 0. Close Menu Home Download Store PHP Script Plugin Coding Template Mobile Spec Serial Key Video Forum Listing Old-site. Function Description. Work with a team and take up the responsibility for the tasks given to them 3. # # The function is expected to return a LONG_INTEGER. One such intriguing challenge is the “Largest Rectangle” problem on Hackerrank. Approach: Follow the steps to solve the problem : Traverse the array. Given a 2D array A[][2] of size N (1 ≤ N ≤ 103), where A[i][0] and A[i][1] denotes the length and breadth of rectangle i… Read More The post Count pairs of similar rectangles possible from a given array appeared first on GeeksforGeeks. b. MathJax_SVG_LineBox {display:. {"payload":{"allShortcutsEnabled":false,"fileTree":{"":{"items":[{"name":"3D Surface Area. 5 of 6; Submit to see results When you're ready, submit your solution! Remember, you can go back and refine your code anytime. HackerEarth began in 2012 as MyCareerStack, an interactive platform for technical interviews. You may click on the title to read the problem statement and try it out once. More than 100 million people use GitHub to discover, fork, and contribute to over 420 million projects. 3. 6 of 6Bitwise AND. You must divide this rectangle exactly into three pieces such that each piece is a rectangle of integral height and width. 4 of 6; Test your code You can compile your code and test it for errors and accuracy before submitting. The string must be in all lowercase with characters from a-z. For the process to be efficient, no two robots will ever repair the same road, and no road can be visited twice. Many Git commands accept both tag and branch names, so creating this branch may cause unexpected behavior. Create two classes one is Rectangle and the second is RectangleArea. Receive a string of s which is greater than or equal to the length of 3. Your task is to find the number of golden rectangles. Menu Horje Website. Please read our cookie policy for more information about how we use cookies. HackerRank. HackerEarth is a global hub of 5M+ developers. Function Description. diagonal difference hackerrank solution in java 8 using list. Nearly Similar Rectangles - Problem Solving (Basic) certification | HackerRank Joined Logger - JavaScript (Basic) Certification Test Solution | HackerRank Balanced System Files partition - Problem Solving (Basic) certification | HackerRank {"payload":{"allShortcutsEnabled":false,"fileTree":{"certificates/problem-solving-basic/string-anagram":{"items":[{"name":"test-cases","path":"certificates/problem. hackerrank-subarray-sum. We would like to show you a description here but the site won’t allow us. Nearly Similar Rectangles; Parallel Processing; Password Decryption; We would like to show you a description here but the site won’t allow us. Nearly Similar Rectangles - Problem Solving (Basic) certification | HackerRank File Renaming - Problem Solving (Intermediate) | HackerRank Week day text - JavaScript (Basic) certification test solution | HackerRank{"payload":{"allShortcutsEnabled":false,"fileTree":{"certificates/problem-solving-basic/nearly-similar-rectangles":{"items":[{"name":"test-cases","path":"certificates. Coders are also allowed to. # # The function is expected to return a LONG_INTEGER_ARRAY. 4 of 6; Test your code You can compile your code and test it for errors and accuracy before submitting. 4 of 6; Test your code You can compile your code and test it for errors and accuracy before submitting. Stop if iis more than or equal to the string length. Complete the function numberOfWays in the editor below. The above mentioned name will be displayed on your certificate and cannot be changed later. But remember. HackerRank Solutions Certificates. Do you have more questions? Check out our FAQ. languages. cpp or Rectangle Area Leaderboard or Rectangle Area Hackerrank Solution in C++. We would like to show you a description here but the site won’t allow us. java","path":"CountryCodes. In continuation of the Part 01/a of this article, Let's continue on our journey of Spring Boot Annotations. The circle class must have an area method that returns the area of circle. plus minus hackerrank solution javascript. Code your solution in our custom editor or code in your own environment and upload your solution as a file. Many Git commands accept both tag and branch names, so creating this branch may cause unexpected behavior. Code. . So please include more details about the problem, and some explanation about the code. Stars. 5 of 6; Submit to see results When you're ready, submit your solution! Remember, you can go back and refine your code anytime. 📔 Solution About this episodeDSA and logic building is a. Selected intern's day-to-day responsibilities include: 1. {"payload":{"allShortcutsEnabled":false,"fileTree":{"":{"items":[{"name":"Prime no. To review, open the file in an editor that reveals hidden Unicode characters. Nearly Similar Rectangles - Problem Solving (Basic) certification | HackerRank Python: Multiset Implementation | HackerRank Certification Hotel Construction - Problem Solving (Intermediate) | Hacker Rank {"payload":{"allShortcutsEnabled":false,"fileTree":{"certificates/problem-solving-basic/usernames-changes":{"items":[{"name":"test-cases","path":"certificates/problem. g. 09. the first group of the similar rectangles Explanation: No pair of similar rectangles exists. py","path":"Prime no. Code your solution in our custom editor or code in your own environment and upload your solution as a file. A tag already exists with the provided branch name. The following is an incomplete list of possible problems per certificate as of 2022. Posted on December 2, 2020 by December 2, 2020 byCurly hair, very fair, please share. Code your solution in our custom editor or code in your own environment and upload your solution as a file. On our webpage, there are tutorials about nearly similar rectangles hackerrank solution for the programmers working on C++ code while coding their module. The smaller of two similar rectangles has height 2 units; the larger rectangle has length 6 units. MIT license Activity. Solutions of more than 380 problems of Hackerrank across several domains. Solutions to HackerRank problems. hackerrank. Similar Rectangles Logic Problem With Detailed Explanation - JavaScript - HackerRank. Solution in Python: #!/bin/python3 import math import os import random import re import sys # # Complete the 'getMinCost' function below. A tag already exists with the provided branch name. Solutions to Certification of Problem Solving Basic on Hackerrank. 4 of 6; Test your code You can compile your code and test it for errors and accuracy before submitting. java","path":"Arrays_2D. # # The function is expected to return a STRING. 1. Manage code changesFunction Description. Problem Solving (Basic) Problem Solving (Intermediate) +1. 15. Problem Solving (Intermediate) certification all problems | HackerRank. java","path":"AddDigit. The goal of this series is to keep the code as concise and efficient as possible. java","path":"Easy/A very big sum. You signed out in another tab or window. Once again, a problem setting where an elegant approach becomes dirty because of large number of tests, compromise in memoization and memory management. Nearly similar Rectanggles (hackerrank). , it is the sub-class of Rectangle class. Jan 7. This is a sample test to help you get familiar with the HackerRank test environment. # # The function is expected to return an INTEGER. Reload to refresh your session. We would like to show you a description here but the site won’t allow us. java","path":"balanced-systemfile-partition. whether the rectangles are all of similar size, densely packed or sparsely spread etc) –Given the coordinates of two rectangles in a 2D plane, the first rectangle is defined by its bottom-left corner (ax1, ay1) and its top-right corner (ax2, ay2) and the second rectangle is defined by its bottom-left corner (bx1, by1) and its top-right corner (bx2, by2). Developers can add up suggestions if. This competency area includes usage of hash maps, stacks, queues, heaps, and analyzing run-time complexities and space complexities, among others. We would like to show you a description here but the site won’t allow us. HackerRank boasts over 7 million users, which can be both a blessing and a curse. 6 of 6 Bitwise AND. remove (self,val): if val is in the multiset, remove val from the multiset; otherwise do nothing. This video contains solution to HackerRank "Rectangle Area" problem. txt from COMPUTER CD1606 at SRM University. Many Git commands accept both tag and branch names, so creating this branch may cause unexpected behavior. py","contentType":"file"},{"name":"Absolute. Click on the link below to get the problem and it's solution in MS word file formatus onTelegram The function accepts 2D_LONG_INTEGER_ARRAY sides as parameter. Nearly Similar Rectangles - Problem Solving (Basic) certification | HackerRank Joined Logger - JavaScript (Basic) Certification Test Solution | HackerRank Balanced System Files partition - Problem Solving (Basic) certification | HackerRankHackerRank — ProjectEuler+ contest solutions. For every pair such that (i < j), check whether the rectangles are similar or not by checking if the condition A[i][0] / A[i][1] = A[j][0] / A[j][1] is satisfied or not. Join over 16 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews. Coders are also allowed to rectify already present answers of variable sized arrays hackerrank solution in c++ while working on the C++ language code. In this HackerRank Rectangle Area problem in the c++ programming language, you are required to compute the area of a rectangle using classes. Contribute to nimit0703/Nearly-similar-Rectanggles-hackerrank- development by creating an account on GitHub. A solution for the Hackerrank problem of finding the number of pairs of. Solve Challenge. The following is an incomplete list of possible problems per certificate as of 2021. The directory structure of a system disk partition is represented as a tree. . Step 3: Then, we declared a character array s of size 100. Therefore, the answer is 2. HackerRank Solutions in Python3 This is a collection of my HackerRank solutions written in Python3. Many Git commands accept both tag and branch names, so creating this branch may cause unexpected behavior. Problem Solving (Basic) Skills Certification Test HackerRank Topics nearly-similar-rectangles unexpected-demands vowel-substring nearlysimilarrectangles filledorders findsubstringSolution: import math import os import random import re import sys def largestRectangle(heights): area = 0 stack = [] #-----> stack of tuples (i,h) for i,h in. 5 of 6; Submit to see results When you're ready, submit your solution! Remember, you can go back and refine your code anytime. Code. 08. **3. Java method overriding is mostly used in Runtime Polymorphism which we will learn in next pages. Code your solution in our custom editor or code in your own environment and upload your solution as a file. The following is an incomplete list of possible problems per certificate as of 2022. rectangles in the array. Pull requests. For each test case, I need to find the sum of the self-similarities of a string with each of its suffixes. Upload your. List<Integer y) { // Write your code here } } public class Solution { Test Results Custom Input Run Submit Code . python. This problem is taken from Tony Gardiner's 'Extension Mathematics Gamma' book. Problem Solving(Basic) – HackerRank Skills Certification. Problem Solving (Basic) Active Traders; Balanced System Files Partition; Longest Subarray; Maximum Cost of Laptop Count; Nearly Similar RectanglesI want to find all similar rectangles and combine them as one average rectangle. . The RectangleArea class should also overload the display () method to print the area ( width * height ) of the rectangle. Short Problem Definition: For two strings A and B, we define the similarity of the strings to be the length of the longest prefix common to both strings. ","#","","def. Parallel Processing: - def minTime(files, numCores, limit): equal_cores = for i in files: if i%numCores = 0:HackerRank Certification Question Topics python java sql gaming string code test solution shape class anagram python3 laptop reverse problem-solving average adder hackerrank-solutions python-shape hackerrank-certification{"payload":{"allShortcutsEnabled":false,"fileTree":{"certificates/problem-solving-basic/parallel-processing":{"items":[{"name":"test-cases","path":"certificates. Click here to book a demo or start a free trial with iMocha. The post Count pairs of similar rectangles possible from a given array appeared first on GeeksforGeeks. It covers basic topics of Data Structures (such as Arrays, Strings) and Algorithms (such as Sorting and Searching). Write a query identifying the type of each record in the TRIANGLES table using its three side lengths. Saw this kind of problem and the solution of. Store all of your fixed rectangles in the KD-Tree. To get a certificate, two problems have to be solved within 90 minutes. Join over 16 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews. Solution in Python: #!/bin/python3 import math import os import random import re import sys # # Complete the 'longestSubarray' function below. Given a template for the Multiset class. Problem Solving (Basic) Skills Certification Test HackerRank. Please let me know if the certificate problems have changed, so I can put a note here. On the second day, the fourth and fifth laptops are manufactured, but because only one of them is legal, the daily count isn't met, so that day is not taken into consideration. md","contentType":"file"},{"name":"balanced_system_file_partition. The manager would like to know. ruby price calculator | maximum similarity hackerearth solution. oldName, a string. # The function accepts following parameters: # 1. 4 of 6; Test your code You can compile your code and test it for errors and accuracy before submitting. To Moderator: Most of the other problems in the data structures area are regarding fundamental use of the data structure. 2. In this HackerEarth Golden rectangles problem solution, You have N rectangles. You are given n triangles, specifically, their sides ai, bi and ci. Polynomials – Hacker Rank Solution. Algorithms - Use optimal solutions to solve problems. . More specifically, they can choose letters at two different positions and swap them. You must divide this rectangle exactly into three pieces such that each piece is a rectangle of integral height and width. Nearly Similar Rectangles - Problem Solving (Basic) certification | HackerRank. Some are in C++, Rust and GoLang. 6 of 6Below you can find the Top 25 Hackerrank based coding questions with solutions for the Hackerrank Coding test. Request a demo. Aggregation. The target is to simply calculate the area where the rectangles intersect, ignoring the geometry of the intersection: In our example, we see three rectangles. java","contentType":"file"},{"name":"AlternatingCharacters. 1. Are you legally authorized to work in the United States? Join over 16 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews. The desired number of equal elements is denoted as threshold = 3, and the division parameter is d = 2. Java Static Initializer BlockEasyJava (Basic)Max Score: 10Success Rate: 96. Practices Completed. If the rectangle generated have into the point, is near! If the rectangle generated have the middle point into its area, is near!*. moy=sum/len(num) - this line is wasting a lot of time of Python compiler as you are asking it to perform computation right from the first iteration till last, where only. c This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. py. After going through the solutions, you will be able to understand the concepts and solutions very easily. When encrypted, the string "hack3rr4nk" becomes "43Ah*ckorronk". {"payload":{"allShortcutsEnabled":false,"fileTree":{"":{"items":[{"name":"Arrays_2D. Other Similar RepositoriesYou signed in with another tab or window. {"payload":{"allShortcutsEnabled":false,"fileTree":{"certificates/problem-solving-basic/nearly-similar-rectangles":{"items":[{"name":"test-cases","path":"certificates. 2 commits. It must return an object modeling a rectangle that has the following properties: the length that is equal to a. Solution in Python: #!/bin/python3 import math import os import random import re import sys # # Complete the 'filledOrders' function below. A rectangle is golden if the ratio of its sides is in between [1. Automated the process of adding solutions using Hackerrank Solution Crawler. Working on the project assigned by our company 2. If the word is already a palindrome or there is no solution, return -1. STRING s # 2. #PythonProgramming#LearnPython#PythonBeginner#PythonSyntax#PythonFunctions#PythonModules#PythonLibraries#PythonDataTypes#PythonControlFlow#PythonOOP#PythonWe. , it is the sub-class of Rectangle class. {"payload":{"allShortcutsEnabled":false,"fileTree":{"certificates/problem-solving-basic/nearly-similar-rectangles":{"items":[{"name":"test-cases","path":"certificates. Step 4: In the next line, we used ‘printf’ function to print the. Continue. Below You Can Find The Solution Of Basic ,Easy ,Medium ,Hard . CP. Approach: Follow the steps to solve the problem : Traverse the array. # The function accepts following parameters: # 1. We will send you an email when your results are ready. Therefore, the maximum cost incurred on a single day is 10. There's even an example mentioned in the notebook. YASH PAL November 20, 2021. $egingroup$ Incidentally if it were not the case that the rectangles were constrained to be aligned to the axes then I suspect the most obvious approach would be a series of tests, solving for each vertex of each (polygon) to find it its enclosed by the other (a series and then of each line segment against the others (any intersection means overlap). Implement a function that takes a string consisting of words separated by single spaces and returns a string containing all those words but in the reverse order and such that all the cases of letters in the original string are swapped, i. This is the Java solution for the Hackerrank problem - Java BigInteger - Hackerrank Challenge - Java Solution. In this HackerEarth Three rectangles problem solution, You are given a rectangle of height H and width W. largestRectangle has the following parameter (s): h: an array of integers representing building heights Input Format The first line contains n, the number of buildings. I believe that this problem would be more appropriately located in the Algorithms section as it assumes development of an algorithm based on a stack. When expanded it provides a list of search options that will switch the search inputs to match the current selection. Solved submissions (one per hacker) for the challenge: correct. We would like to show you a description here but the site won’t allow us. . {"payload":{"allShortcutsEnabled":false,"fileTree":{"":{"items":[{"name":"AddDigit. Selected intern's day-to-day responsibilities include: 1. Solution in Python: #!/bin/python3 import math import os import random import re import sys # # Complete the 'findSum' function below. Additionally, the rectangles have sides that are either parallel to the – or the -axes. Personal HackerRank Profile. Hackerrank problem solving (basic) skills certification test complete solutions. Nearly Similar Rectangles; Parallel Processing; Password Decryption; Road Repair;. Developers can add up. - HackerRank-Cpp-Solutions/Nearly_Similar_Rectangles_(Hackerrank_Certification). bignumber; import. with the lengths of their sides, calculate. It can also mean distractions and information that isn’t applicable to your coding journey. Add a comment | 4 Answers Sorted. You can find me on hackerrank here. 4 of 6; Test your code You can compile your code and test it for errors and accuracy before submitting. There is no way to achieve this in less than 2 operations. RectangleArea. 5 of 6; Submit to see results When you're ready, submit your solution! Remember, you can go back and refine your code anytime. Contribute to RodneyShag/HackerRank_solutions development by creating an account on GitHub. 1 Similarity to within 3% is not in general an equivalence relation (it fails. python similar strings. Unexpected Demand Complete Program In my GithubProblem Solving (Basic) Sol. To get a certificate, two problems have to be solved within 90 minutes. You have N rectangles. Similar to the previous solution, this solution also generates the ASCII art of a cylinder. Balanced System File partition. Problem Solving (Basic) Active Traders; Balanced System Files Partition; Longest Subarray; Maximum Cost of Laptop Count; Nearly Similar Rectangles; Parallel Processing; Password Decryption; Road Repair; String Anagram; Subarray Sums; Unexpected Demand; Usernames Changes; Vowel Substring; Problem. HackerRank/rectangle-area. Position Y: to the immediate left of X. Under similarity I mean this condition: x +- 3% and y +- 3% and w +- 3% and h +- 3% . Drawing Scaled Rectangles with NSDrawNinePartImage. Step 1: First, we included all header files. HackerRank alternatives like the ones we showed you can provide you an equal – or even better – experience than HackerRank itself. e. the first group of the similar rectanglesExplanation: No pair of similar rectangles exists. numberOfWays has the following parameter: int roads [n-1] [2]: a 2-dimensional array of integers, O-indexed,. The user inputs the thickness "thickness" of. VDOMDHTMLtml> RECTANGLE AREA | HACKERRANK SOLUTION |. , Attempts: 349109. pi. cpp. Questions Feel free to choose your preferred programming language from the list of languages supported for each question. java","contentType":"file"},{"name":"Arrays_LeftRotation. Write a regular expression that validates the string. {"payload":{"allShortcutsEnabled":false,"fileTree":{"certificates/problem-solving-basic/balanced-system-files-partition":{"items":[{"name":"test-cases","path. It covers topics of Data Structures (such as HashMaps, Stacks and Queues) and Algorithms (such as Optimal Solutions). This video contains solution to HackerRank "Rectangle Area" problem. Programmers need to enter their query on nearly similar rectangles hackerrank solution related to C++ code and they'll get their ambiguities clear immediately. //where three classes are overriding the method of a parent class. 9. d = dict (coordinates) y = d. Problem. /** * */ package com. Ok. {"payload":{"allShortcutsEnabled":false,"fileTree":{"certificates/problem-solving-basic/active-traders":{"items":[{"name":"test-cases","path":"certificates/problem. 6 of 6Problem Solving(Basic) – HackerRank Skills Certification. ALSO READ: HackerRank Solution: Does Path Exist [2 Methods] Solution-2: Using for loop. Head JS - Smart external scripts on demand. java","contentType. {"payload":{"allShortcutsEnabled":false,"fileTree":{"certificates/problem-solving-basic/nearly-similar-rectangles":{"items":[{"name":"test-cases","path":"certificates. 6,1. Programmers need to enter their query on nearly similar rectangles. I am currently trying to teach myself some programming. A rectangle is golden if the ratio of its sides is in between [1. We would like to show you a description here but the site won’t allow us. Questions Feel free to choose your preferred programming language from the list of languages supported for each question. 5 of 6; Submit to see results When you're ready, submit your solution! Remember, you can go back and refine your code anytime. {"payload":{"allShortcutsEnabled":false,"fileTree":{"certificates/problem-solving-basic/balanced-system-files-partition":{"items":[{"name":"test-cases","path. Problem Solving Concepts. The "REFERENCE RECT" is movable. The Adder Class - Java (Basic) certification Solution | HackerRank Note: This solution is only for reference purpose. HackerRank Nearly Similar Rectangles Problem Solving. For example, the username “bigfish” can be changed to “gibfish” (swapping ‘b’ and ‘g’) or “bighisf” (swapping ‘f’ and ‘h’). # # The function is expected to return a LONG_INTEGER_ARRAY. e. Complete the function renameFile in the editor below. 6 of 6 Solution in Python: #!/bin/python3 import math import os import random import re import sys # # Complete the 'findSubstring' function below. Inner and Outer – Hacker Rank Solution. Solution 3: Maybe you can store all rectangles in an array and match the nearest coordinates of other rectangles: Suppose array of rectangles is: Now if you need to find the first rectangle on the left side, simple compare right of each rectangle in the array with the left of reference rectangle. If no such value exists, return -1. 5 of 6; Submit to see results When you're ready, submit your solution! Remember, you can go back and refine your code anytime. In this Day 4: Create a Rectangle Object 10 days of javascript problem you need to complete the function in the editor. So, How much percentage (dep. {"payload":{"allShortcutsEnabled":false,"fileTree":{"certificates/problem-solving-basic/balanced-system-files-partition":{"items":[{"name":"test-cases","path. Code your solution in our custom editor or code in your own environment and upload your solution as a file. View Profile. Given an array of rectangles. With our real-world problem-solving approach, you will gain the practical. Traverse the string from left to right using a for loop: a. 2020/11/19 1h 29m left ALL p Complete the function closestSquaredDistance in the editor below. Solution in Python: #!/bin/python3 import math import os import random import re import sys # # Complete the 'getMaxArea' function below. Code your solution in our custom editor or code in your own environment and upload your solution as a file. Save the Prisoner! HackerRank in a String!Joined Logger - JavaScript (Basic) Certification Test Solution | HackerRank. Each number is tested below: digit digit squares value sum squares sum 20 2 4,0 4 21 3 4,1 5 22 4 4,4 8 23 5 4,9 13 24 6 4,16 20 25 7 4,25 29{"payload":{"allShortcutsEnabled":false,"fileTree":{"python":{"items":[{"name":". {"payload":{"allShortcutsEnabled":false,"fileTree":{"solution/practice/mathematics/geometry/rectangular-game":{"items":[{"name":"solution. For example, the similarity of strings “abc” and “abd” is 2, while the similarity of strings “aaa” and “aaab” is 3. It is guaranteed that all the areas are different. sharmasapna / Problem-Solving--Basic--Skills-Certification-Test. Not an efficient way of coding to use pre-defined names. {"payload":{"allShortcutsEnabled":false,"fileTree":{"certificates/problem-solving-basic/nearly-similar-rectangles":{"items":[{"name":"test-cases","path":"certificates. perimeter: that is equal to 2* (a+b)Code your solution in our custom editor or code in your own environment and upload your solution as a file.