List customer and product without sales hackerrank oracle sql server. Reload to refresh your session.

List customer and product without sales hackerrank oracle sql server sql hackerrank sqlserver hackerrank-solutions hackerrank Códigos em SQL (Oracle e MS Server), para aprendizado e referência. Customer_id, C. here I want to combine the first and last names in the new column, which is the full name so I'm using CONCAT. ProductID WHERE Products. If you fail to clear the test, no harm done. Revising the Select Query 1. 3. sql; oracle-database; Share . When I run in on HackerRank's Learn who they are and how HackerRank helped transform their tech hiring. Actions. - SQL-Hackerrank-Challenge-Solutions/Basic Join/Contest-Leaderboard. ID, a. sevenzeni. It showcases my growth, challenges faced, and solutions offered. Oracle SQL specifically. Business_expansion. They weren't the best, but they worked! :) SUBDOMAINS: Basic Select; Advanced Select; Aggregation; Basic Join; Advanced Join; Alternative Queries Saved searches Use saved searches to filter your results more quickly Apr 19, 2023 · List Customer And Product Without Sale In One List Return, All Customers Who Do Not Have An Invoice And All Products That Were Not Sold. 0\tghome_1’. Thanks in advance . Examples of Comparing Product Sales By Month . Read now. sql at main · qanhnn12/SQL-Hackerrank-Challenge-Solutions It checks how many inclusive products are in the Product list we're searching for. The intersection of these are the customers who have bought products from you; join these tables to find out who they are. Quote marks for making a This ensures that only requests coming from HackerRank’s servers make it through to your ORC instance.  · Product GitHub Copilot. Gmail YouTube Maps 1h 5 m left 2 List Customer and Product Without Sale Using the UNION operator in one list return all customers who do not have an invoice and all products that were not sold ALL For each customer without an invoice return - the strins customer - the customer id - the customername 2 3 4 For each product without an invoice . Name To further gain more knowledge about joins, kindly visit the link below: Visual Representation of SQL Joins; Result, You can use window functions: select CustomerName, Amount, balance, total_SalesPrice from (select t. Binary Tree Nodes. * FROM Customers C RIGHT OUTER JOIN @Temp T ON T. · --silent, -s Silent mode. Follow edited Aug 10, 2017 at 22:17. These solutions can I am referring to this stackoverflow answer:. Solve Challenge. Dec 20, 2024 · The said SQL query is selecting the name of the salesman, the customer's name, and the customer's city from the salesman and customer tables, and only displaying results where the city of the salesman matches the city of the customer. How could something similar be done in Oracle?. 0. It will be updated everyday. You may want to additionally specify -r for --raw output, which disables character escaping as well, otherwise newline, tab, null char and backslash will be represented as \n, \t, \0 and \ respectively. Share. In addition to solutions, you'll also find a list of Useful Code Blocks and Valuable Resources in the root folder that you should take a look at it if you're looking for additional help. 8 years ago + 114 comments. Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company SELECT TOP 1 sales. This repository contains solutions for Hacker Rank SQL problems. This repository contains all solutions and "thought process" to Hackerrank's SQL challenges. customerid FROM sales JOIN products ON sales. 3,273 5 5 gold badges 33 33 silver badges 49 49 bronze badges. com and we will share our ORC Integration IPs with you. I've not used SQLfiddle much so I wasn't able to setup a test schema for this (yet). Write a query to find the maximum total earnings for all employees as well as the total number of employees who have maximum total In this post, we will be covering all the solutions to SQL on the HackerRank platform. ID = b. Instant dev environments Issues. Return to all comments → . Oct 18, 2017 · Let's say we have a Product table (product_id, product_name) and a Sales table (product_id, date, qty, amount). txt at main · codehub001/Hacker-rank Jul 10, 2023 · Contains solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test 🎓. Plan and track work You need to abstract Goods and Services, using Table Inheritance. customerid ORDER BY SUM(sales. All Solutions are made in the MSSQL Syntax. 1. Orders. Leaderboard. You are viewing a single comment's thread. Automate any workflow Codespaces. 50%. Find and fix vulnerabilities Actions. 1. It stipulates that these two figures must be the same. Fund open source developers The ReadME Project. Medium SQL (Intermediate) Max Score: 30 Success Rate: 97. GitHub community articles Products Without Sales(solution Mar 29, 2024 · You signed in with another tab or window. Click here to see more codes for NodeMCU ESP8266 and similar Family. productid = products. : enclosed in parentheses). Please check 1. What I need is the total purchase amount. This was curated after solving all 58 questions, and achieving a score of 1130 points (WR1) Query a list of CITY and STATE from the STATION table. Please check 1. ProductID = Orders. This is under the Aggregate section and is classified as Easy. [No product ordered by the customer may appear in the exclusion list. 7k 6 6 gold badges 51 51 silver badges 65 65 bronze badges. Marjana Sarker · Follow. If you have a table with SALES {Customer_ID, Price, SmallDateTime date}. Please read our cookie policy for more information about how we use cookies. sql files for the solutions I submitted! ##Question 1--> Product Without Sales. Follow edited Apr 22, 2019 at 17:15. Customer) totalOrders, COALESCE(SUM(b. HackerRank is a platform for competitive coding. transaction_no, H. If your API User Name and Password are compromised, this logic will block requests generated from servers outside HackerRank. ProductID FROM Products JOIN Orders ON Products. name from submissions s inner join challenges c on s. 3 min read · Dec 2, 2021--Listen. productid GROUP BY sales. While installing Oracle Database Gateway for SQL Server you will be configuring ORACLE_HOME, make note of ORACLE_HOME location. Saved searches Use saved searches to filter your results more quickly 2 List Customer and Product Without Sale Using the UNION operator in one list return all customers who do not have an invoice and all products that were not sold For each customer without an invoice return - the string customer - the customer id - the customer name 2 For each product without an invoice return - the string product - the product id - the product name 4 The You signed in with another tab or window. ProductID NOT IN ( SELECT Products. ##Question 2--> Customer Spending Oct 11, 2023 · Solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test 🎓. Mar 12, 2024 · The solutions of all the SQL challenges for all easy, medium and hard challenges on HackerRank executed on MySQL environment compiled with helpful Resources & references related to the challenges Oct 11, 2023 · Saved searches Use saved searches to filter your results more quickly Sep 25, 2023 · This article analyzes the performance of different DAX techniques to identify any products without sales in an area or a time period. Find and fix vulnerabilities Contains solved queries for the Hackerrank SQL (Basic) Skills Certification Test 🎓. Automate any workflow Sep 27, 2024 · 1 stories · Enhance your SQL skills with these engaging HackerRank challenges. Instant dev environments This repository contains MySQL solutions of the HackerRank-SQL-Intermediate-Certificate problems which I encountered during the test. Product Without Sales. Navigation Menu Toggle navigation. acarlstein. Clarification: I want a row for each possible month/product tuple. SELECT Products. Business Expansion. . SELECT DISTINCT CITY FROM STATION WHERE CITY LIKE '[aeiou]%' AND CITY LIKE '%[aeiou]'; Verify your SQL Skills. Medium SQL (Intermediate) Max Score: 30 Success Rate: 96. Follow edited Feb 21, 2014 at 22:12. Download Sample Files. Name, COUNT(b. Visual Explanation: 58 SQL-Hackerrank challenge solutions for DB2, MySQL, Oracle, and MS SQL Server. Tables: Products & Orders. This is appears to be a query that can be solved with relational division and one way to achieve that is by utilizing nested NOT EXISTS queries. value), 0) total_value FROM Customers a LEFT JOIN Orders b ON a. This is real world applications, for example I do this for non-historic Recent Weather Data, or recent News feed searches or Recent GPS location data point data. Solutions for all SQL challenges on HackerRank executed on MySQL and MS SQL Server. Take the HackerRank Certification Test and showcase your knowledge as a HackerRank verified developer. challenge_id inner join difficulty d Contains solved queries for the Hackerrank SQL (Basic) Skills Certification Test 🎓. OrderDetails. The tables I'm using are: Customers. price) DESC Next step is to find the employee Hackerrank’s “The Blunder” SQL problem. Explore my GitHub repository to learn from my experiences and find inspiration for your SQL learning path. Weather Observation Station 20. Skip to main content. For this tutorial, the location is ‘C:\app\oracle\product\19. Subquery in SELECT clause: Include a subquery in the SELECT clause to retrieve a single value or set of values that can be used in the main query. Id = P. Prove your Skills. Reload to refresh your session. Id AND ProductName = 'Bread' ) Share. You switched accounts on another tab or window. Top Earners | Easy | HackerRank We define an employee's total earnings to be their monthly salary × months worked, and the maximum total earnings to be the maximum total earnings for any employee in the Employee table. com practice problems using Python 3, С++ and Oracle SQL - All Solutions in Hackerrank SQL Section. Customer_id This will then give you results whereby if the C. Your scores will remain private and will not be shared with any company. You have a set of customers and a set of sales. Customers FROM Customers AS C , Product AS P WHERE (C. Key Features Send Test invites to candidates from ORC through your Candidate Selection Process Saved searches Use saved searches to filter your results more quickly Dec 12, 2023 · Correlated subqueries: Create subqueries that reference columns from the outer query, enabling context-aware filtering. Considering your data model and requirements, you should try the below SQLs. Sign in Product GitHub Copilot. You signed out in another tab or window. I used both MySQL and Oracle SQL flavors in my answers that Mar 31, 2024 · Inside you will find the solutions to all HackerRank SQL Questions. : number of characters in the name). About; Products OverflowAI; Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; You should be able to use the LAG analytic function for this to look at the previous row's data. Uncover more insights in the AI Skills Report. Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews. - mahedei/Hackerrank-SQL-Intemediate-Skills-Certification-Test-Solutions Customer Stories Partners Executive Insights Open Source GitHub Sponsors. I tried to provide those with explanation. MS SQL Server code that worked for me. [In this example; they must have ordered exactly two different products. Solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test 🎓. Get noticed by companies. This will work on older version of SQL Server as well (you didn't specify version of SQL Server). Accelerate your Job Search. This article talks about performing relational division in SQL in great detail and helped to clear things up a lot for me, Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Visit the blog My code is super clumsy. Skip to content. Medium SQL (Intermediate) Max Score: 40 Success Rate: Users select their countries from a list I give to them, but the list is really huge so it would be great to have a SQL query that can avoid using that list, that is look in the DB and give back only those countries which are in the database, because for example I have nobody from Barbados, even if I have that option in the country select field of the signup form :) I noticed that solutions with [] didn't work with some database management systems in HackerRancks challenges, like MySQL, Oracle, and DB2. If there is more than one smallest or largest I'm trying to calculate the total purchase amount of each customer from the database available online on W3 Schools. Another requirement is that they have 'no outstanding orders'. What sql query would return the monthly sales per product, and include products with no sales? (I'm using sql server if that makes any difference). 170+ solutions to Hackerrank. Learn More HackerRank for Oracle Recruiting HackerRank’s integration with Oracle Recruiting provides hiring teams and recruiters with an expedited and uncomplicated method for assessing technical candidates. Covered in subquery practice exercises 10 Easy SQL (Intermediate) Max Score: 30 Success Rate: 94. I've seen the other answers on this page that use UNION and although this method technically works, it's not what I would like to use in my case. 2. select h. How do you report all sales per month? SELECT Sum(Price) As Total Sales FROM SALES Group By What Having What . So, after reading some other materials and trying a few different things, I think I have a correct query. Includes synchronous interviews with single or multiple interviewers; Provides a fully functioning IDE that allows for pair programming, real-time whiteboarding, and diagramming; The HackerRank + This repository contains my solutions to various SQL challenges on HackerRank, organized by categories and difficulty levels. GIPHY. Discussions. txt at main · mahedei/Hackerrank-SQL-Intemediate-Skills-Certification-Test-Solutions Apr 5, 2022 · HackerRank Interviews. Return 3 Values: - Category - Is This This intermediate SQL solution provides insights into product sales across cities, offering a comprehensive overview of customer spending patterns. Each solution includes a brief explanation of the problem and my approach to solving it. challenge_id = c. The This repository is a home for elegant solutions to problems found on HackerRank, designed to help you improve with both domain problems and contests. Subquery in SELECT clause: Include a 4 List Customer and Product Without Sale Using the UNION operator in one list return all customers who do not have an invoice and all products that were not sold For each customer without an invoice return - the string customer - the customer id - the customername For each product without an invoice return - the string product - the product id - the productname The Solved queries for the Hacker-rank SQL (Intermediate) Skills Certification Test - Hacker-rank/Products Without Sales(solution-1,2). It is an easy SELECT T. So here are 4 tables and their attributes: Customers: customerID, So here are 4 tables and their attributes: Customers: customerID, Before we begin, we need to ensure that Oracle Database Gateway for SQL Server is configured correctly. SELECT a. Click here to see more codes for Raspberry Pi 3 and similar Family. Average Sales Retail for all customers for the selected criteria time period. Zero risk. patients is the table name which has the first name and last name column. My current query gives me the product wise purchase amount for the customer. Let us code and find answers to our given problems. 2 IMAGE and TEXT Data Types (Binary Large Objects). Customer Spending. It focuses solely on offering correct answers for SQL queries, joins, and aggregations, helping users pass the certification efficiently. Use The UNION Operator In This Query. - adminazhar/-hackerrank-SQL-intermediate-skills-certification-test-solution  · Customer Stories Partners Open Source GitHub Sponsors Solution for some HackerRank challenges by SQL Server. sql sql-server oracle hackerrank oracle-database hackerrank-sql Updated Feb 10, 2021; TSQL HackerRank SQL challenge questions that I used both MySQL and Oracle SQL to answer, and earned the Gold Badge for. Crack your coding interview and get hired. asked Oct 31, 2013 at 5:24. We will use the following sample table Do a little "thinking in sets" and that should help you on your way to building some queries. Marco and Alberto have worked with Analysis Services, Power BI and Power Pivot since the first 2 List Customer and Product Without Sale Using the UNION operator in one list return all customers who do not have an invoice and all products that were not sold For each customer without an invoice return - the string customer - the This collection provides solutions to the HackerRank SQL Certification Test problems. Customer_id is NULL then it is not an Id that exists in your Customer table. How can I select from list of values in SQL Server. You signed in with another tab or window. Submissions. sql files for the solutions I 39. Learn who they are and how HackerRank helped transform their tech hiring. Dec 16, 2022 · HackerRank integrates with Oracle Recruiting Cloud for Tests and Interviews to facilitate an easy and seamless hiring experience. The column "name" of the "salesman" table is given an alias of "Salesman". ---- Products Without Sales (solution_1) SELECT product. EDIT: for dynamic numbering of result set rows see below, but that would probably an equivalent for Oracle's ROWNUM and I assume from all the comments on the page that you [SQL] Using Oracle in HackerRank question, largest and smallest city name. *, row_number() over (partition by CustomerName order by (select null)) as seqnum, sum(t. Write better code with AI Security. The solutions of all the Hackerrank SQL challenges for all easy, medium and hard challenges executed on Oracle environment. Top Competitors. hacker_id, h. I. This arrangement allows multiple columns of IMAGE or I need an oracle sql query to get the list of customers who purchased more than one item. Certificate can be viewed Here Saved searches Use saved searches to filter your results more quickly This BI shows a customer segment's sales trends by comparing Average Sales Retail per Segment vs. - qanhnn12/SQL-Hackerrank-Challenge-Solutions Aug 27, 2024 · This intermediate SQL solution provides insights into product sales across cities, offering a comprehensive overview of customer spending patterns. New Companies . quantity * products. Topics Jul 22, 2022 · My journey of earning a SQL certification and tackling HackerRank SQL challenges. Contains solved Mar 31, 2024 · Inside you will find the solutions to all HackerRank SQL Questions. Sep 25, 2023 Marco Russo & Alberto Ferrari Power Pivot, and SQL Server Analysis Services. Products. SELECT H. The physical and logical storage methods for IMAGE and TEXT data differ from Oracle to Microsoft SQL Server. For example: AnActorName(A),  · All HackerRank solutions for Python, Java, SQL, C, C++, Algorithms, Data Structures. Saved searches Use saved searches to filter your results more quickly About. ] EDIT: Solutions for HackerRank challenges. Customer GROUP BY a. sku, product. Please checkout my solutions and make use of it for the learning purpose Nov 5, 2020 · Query an alphabetically ordered list of all names in OCCUPATIONS, immediately followed by the first letter of each profession as a parenthetical (i. SQL JOINS Exercise, Practice and Solution: Write a SQL statement to join the tables salesman, customer and orders so that the same column of each table appears once and only the relational rows are returned. - Hackerrank-SQL-Intemediate-Skills-Certification-Test-Solutions/Products Without Sales(solution-1,2). We use cookies to ensure you have the best browsing experience on our website. 7 Advanced SQL Interview Questions. purchase_date FROM Sales_Transactions_Header H INNER JOIN (SELECT customer_id, MIN(purchase_date) As first_occurence FROM Sales_Transactions_Header GROUP BY customer_id) X ON Solutions for all SQL challenges on HackerRank executed on MySQL and MS SQL Server. - adminazhar/hackerrank-SQL-basic-skills-certification-test-solution . So I would like to stay with syntax that more or less looks like a comma-separated Query the two cities in STATION with the shortest and longest CITY names, as well as their respective lengths (i. Customer_id = C. You can then see if sales retail has decreased for a specific customer segment and for which customer segment it has remained consistent for the defined quarters. You will be allowed to retake the test (if available) after a stipulated number of days. In Microsoft SQL Server, a pointer to the IMAGE or TEXT data is stored with the rows in the table while the IMAGE or TEXT data is stored separately. Stack Overflow. Contribute to KimTisott/HackerRank-Solutions development by creating an account on GitHub. sql & 2. com practice problems using Python 3, С++ and Oracle SQL - marinskiy/HackerrankPractice. Improve this question. operator_id, H. By detailing sales figures per city and identifying customers who spent 25% or less than the average, this solution aids in strategic decision-making for optimizing sales and customer engagement. 69% of tech leaders are preparing their teams for GenAI. Improve this answer. user3338753 user3338753. Rakesh Bharadwaj Rakesh Bharadwaj. Here's their snippet that won't seem to run for me in Chrome. This was curated after solving all 58 questions, and achieving a score of 1130 points (WR1) Oct 18, 2017 · What sql query would return the monthly sales per product, and include products with no sales? (I'm using sql server if that makes any difference). Ok | Prepare; Certify; Compete; Apply; Hiring developers? Log In; Sign Up; Prepare. You can use Single Table Inheritance if you prefer simplicity and performance over strictness. Take the HackerRank Skills Test. Skill over pedigree. customer_id, H. Basic Join. Covered in subquery practice exercises 10, 11, 12, and 13. SQL*Plus commands have to be interpreted by the SQL Worksheet before being passed to the database. Hi Rakesh, you seem new here. 34. Although the other answers work incidentally, the correct switch is actually -s which is short for --silent. Hart CO. Customer_spending. - DaveSV/HackerRank-SQL-Intermediate-Certificate This repository contains MySQL solutions of the HackerRank-SQL-Intermediate-Certificate problems which I faced during the test. 57 2 2 silver badges 4 4 bronze badges. HackerRank + Oracle Recruiting Merging cutting-edge technology to evaluate technical candidates with state-of-the-art recruiting tools. 66%. SQL Server does not auto-generate an ID for each row in the table as Oracle does, so you have to go to the trouble of creating your own ID column and explicitly fetch it in your query. I want to expand it to return their sales for the additional years when they may or may not be in the top 50. --abstract create table products ( id int primary key ); --a concrete product create table goods ( id int primary key references products(id), name varchar(255) ); --a concrete product create table services ( id int SQL. Problem. sql; sql-server; oracle-database; Share. SalesPrice) over (partition by CustomerName) as total_SalesPrice from t ) t where seqnum = 1; A technique I use to query the MOST RECENT rows in very large tables (100+ million or 1+ billion rows) is limiting the query to "reading" only the most recent "N" percentage of RECENT ROWS. These solutions can SQL (Intermediate) It includes complex joins, unions, and sub-queries. sql and 2. Query all columns for Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews. ProductID Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Contribute to BlakeBrown/HackerRank-Solutions development by creating an account on GitHub. product_name FROM product WHERE product. Each challenge offers a unique opportunity to sharpen your abilities and boo No Worries. The HackerRank Skills Certification Test is a standardized assessment to help developers prove their coding skills. MySQL code. asked Feb 21, 2014 at 22:10. e. Over 3,000+ companies across multiple industries trust HackerRank. Adapt your hiring strategy Correlated subqueries: Create subqueries that reference columns from the outer query, enabling context-aware filtering. This repository contains my solutions to various SQL challenges on HackerRank, organized by categories and difficulty levels. id NOT IN (SELECT product_id FROM invoice_item); ----- Products Product GitHub Copilot. Abdur Rehman. It is very important that you all first give it a try & brainstorm yourselves before having a look at the solutions. Customer Spending. I have taken HackerRank test on 22 July 2022. Concat is an SQl server function that takes a variable number of string arguments and concatenates (JOIN) them into a single string. This does the same job as @MartinSmith did, but is supported by most SQL server versions. However it did work on MS SQL Server. I can list them all but not just the ones I want, might not understand Rank(), ROW_NUMBER(), FIRST_VALUE use in Oracle. ProductName = 'Milk') AND NOT EXISTS ( SELECT 1 FROM Products WHERE CustomerId = C. 15%. SELECT Date, Credit, Debit, LAG(Balance, 1, 0) OVER(ORDER BY Date) - Debit + Credit AS Balance, Description FROM sometable I'm trying to write a query that will list all the customers who have bought an item from EVERY single store in the state of Texas. Find and fix In this article, we will learn how to calculate monthly sales using SQL queries to aggregate, count, and organize sales data. - benkaan001/HackerRank-SQL Customer Stories Partners Open Source GitHub Sponsors This repository contains my solutions to various SQL challenges on HackerRank. Once connected, you can view, create, modify, and delete the database objects using the Connection Navigator or issue any SQL or PL/SQL command using a SQL Worksheet (From the Tools menu, select SQL Worksheet). CustomerId) AND (P. Reach out to your HackerRank contact or support@hackerrank. Clarification: I want a row for Aug 22, 2024 · You signed in with another tab or window. You can easily perform UNION with both the SQLs. sql sql-server hackerrank sql-query sqlserver This intermediate SQL solution provides insights into product sales across cities, offering a comprehensive overview of customer spending patterns. Could you guys please provide a better way to get the result . Aug 12, 2022 · Depending on the employer’s technical interviewing tool, candidates can choose from a range of relational database tools, including DB2, MySQL, Oracle, and MS SQL Server. First SQL returns this list –> All customers who do not Apr 22, 2021 · While solving all SQL problems from HackerRank, I came across multiple solutions for the same problem. Find and fix vulnerabilities Actions Customer Stories Partners Executive Insights Open Source GitHub Sponsors AmareshMuddebihal / HackerRank-SQL List Customer and Product Without Sale Using the UNION operator, in one list return all customers who do not have an invoice and all products that were not sold. ] The second HAVING clause checks if any of those products has inclusive = 0. SELECT P. Id ,C. Establish a skills Contribute to VivekSai07/Hackerrank-SQL-Intermediate-Skills-Certification-Test-Solution development by creating an account on GitHub. If you are using a different SQL Language (for example MySQL) you might have to adapt the solution a little. It's generally considered good form This repository contains MYSQL solutions of HackerRank-SQL-Intermediate-Certificate problems which I encountered during the test . 5 1 1 silver badge 4 4 bronze I have a query in SQL server that successfully returns the top 50 customers for a given year by sales. 1,838 2 2 gold badges 15 15 silver badges 21 21 Click here to see solutions for all Machine Learning Coursera Assignments. gjxa elzd mhrtz dvq tin ualjt yxjgx xxp jve duykk