Java and DSA Foundation Course

Welcome to the Java and DSA Foundation Course! 🚀 This playlist is designed to help you build a solid foundation in Java programming and Data Structures & Algorithms (DSA). Whether you're a beginner or looking to strengthen your coding skills, this course will take you through essential Java concepts and key data structures like arrays, linked lists, stacks, queues, trees, and more. With clear explanations and hands-on examples, you'll be well-equipped to solve coding challenges and prepare for technical interviews. Start your coding journey now and master Java and DSA with us! 💻✨ #Java #DataStructures #Algorithms #DSA #Programming #TechInterviews #CodingForBeginners #FreeCourse

Curated by: College Wallah (71 videos)


Currently Playing: Hashmap - Important Problems | Anagram | Lecture 61 | JAVA and DSA Foundation Course

Welcome to the video , in this comprehensive tutorial, Manvi ma'am, an experienced Java instructor, will dive deep into various challenges and problem-solving techniques related to HashMaps in Java. HashMaps are powerful data structures used extensively in Java programming for efficient key-value storage and retrieval. Mastering the art of solving coding challenges related to HashMaps is essential for any Java developer looking to enhance their problem-solving skills. In this video, Manvi ma'am will present a range of coding challenges that will test your understanding of HashMap operations. Through a combination of theory and hands-on coding examples, Manvi ma'am will help you develop a solid understanding of HashMaps and their applications. You will learn various strategies and algorithms to approach different coding challenges, ensuring you are well-equipped to handle real-world scenarios. Don't miss this opportunity to learn from Manvi ma'am as maam shares her expertise and provides valuable insights into solving coding challenges on Hashmaps in Java. Join us in this immersive tutorial and take your Java programming skills to the next level. Get ready to sharpen your problem-solving abilities and become a proficient HashMap coder! Access the notes and assignments for this class for free at : https://pwskills.com/course/Cracking-the-Coding-Interview-in-Java---Foundation?source=search 00:00 - Intro. 00:06 - Recap. 01:09 - Problem: Valid Anagram. 07:28 - Solution: Valid Anagram - Approach 01. 16:58 - Solution: Valid Anagram - Approach 02. 22:12 - Problem: Isomorphic Strings. 32:51 - Solution: Isomorphic Strings. 41:56 - Problem: Two Sum. 48:22 - Solution: Two Sum - Approach 01. 50:55 - Solution: Two Sum - Approach 02. 01:02:23 - Problem: Largest SubArray with 0 Sum. 01:20:09 - Solution: Largest SubArray with 0 Sum. 01:23:33 - Next Lecture. 01:23:53 - Follow Up Questions For any Batch Related Queries Please Connect - 7019243492 For batch related Queries - support@pwskills.com 1) Data science Masters 2.0 Hinglish batch : https://pwskills.com/course/Data-Science-masters-2.0?source=course_listing_page English batch : https://pwskills.com/course/Data-Science-Masters-2.0?source=course_listing_page 2) Full Stack Web Development 2.0 Hinglish batch: https://pwskills.com/course/Full-Stack-web-development-2.0?source=course_listing_page English batch: https://pwskills.com/course/Full-Stack-Web-Development-2.0?source=course_listing_page 3) Java with DSA and System Design 2.0 Hinglish batch: https://pwskills.com/course/Java-with-DSA-and-system-design-2.0?source=course_listing_page English batch: https://pwskills.com/course/Java-with-DSA-and-System-Design-2.0?source=course_listing_page Website - https://pwskills.com/ 📌 𝐏𝐇𝐘𝐒𝐈𝐂𝐒 𝐖𝐀𝐋𝐋𝐀𝐇 𝐎𝐓𝐇𝐄𝐑 𝐘𝐎𝐔𝐓𝐔𝐁𝐄 𝐂𝐇𝐀𝐍𝐍𝐄𝐋𝐒 : 🌐 PhysicsWallah -Alakh Pandey: https://youtube.com/@PhysicsWallah 🌐 Alakh Pandey: https://youtube.com/@alakhpandey1414 🌐 JEE Wallah: https://youtube.com/@jee_wallah 🌐 Competition Wallah: https://youtube.com/@PW-NEETWallah 🌐 PW Foundation: https://youtube.com/c/PhysicsWallahFoundation 🌐 NCERT Wallah: https://www.youtube.com/channel/UC8zCnnfhz-dvIpVdZ1CheuA 🌐 Defence Wallah: https://youtube.com/channel/UC8OCoGX9tmMneOzIFUTWq2Q 🌐 PhysicsWallah English: https://youtube.com/@EnglishPW 🌐 PW Vidyapeeth: https://youtube.com/@VidyapeethPW 🌐 Commerce Wallah by PW: https://youtube.com/@commercewallahpw 🌐 CA Wallah bt PW: https://www.youtube.com/channel/UC2amkJX5zDyQJ0mDajAWRSA 🌐 PW Sarkari Exam: https://youtube.com/@PWSarkariExams 🌐 PW - Hindi Medium: https://youtube.com/@physicswallahhindimedium 🌐 PW Bangla: https://youtube.com/@pwbangla 🌐 PW Maharashtra: https://youtube.com/@PWMaharashtra 🌐 PW Telugu: https://youtube.com/@PWTelugu 🌐 PW Kannada: https://youtube.com/@PWKannada 🌐 PW Gujarati: https://youtube.com/@PWGujarati 🌐 PW Facts: https://youtube.com/@pwfacts 🌐 PW Insiders: https://youtube.com/channel/UCHMWQFr9Nwo3wJsAap2Wnfw 🌐 PW Little Champs: https://youtube.com/@pwlittlechamps 🌐 PW Pathshala: https://youtube.com/channel/UCcXUY9NSMyYbkOvUD97CUmA 🌐 Banking Wallah : https://www.youtube.com/channel/UCg5_K50hLTKerLkSE7I1yWQ 🌐 SSC Wallah : https://www.youtube.com/channel/UCcaEVV7A47J4k9GFcqOOYkg 🌐 JEE Challengers by PW : https://www.youtube.com/channel/UCyf71tWV2abeN-l_UKiJ-5g 🌐 UPSC Wallah : https://www.youtube.com/channel/UCqOy6oOu6RPJNHYQ8f_Ybvg 🌐 UPSC Wallah हिन्दी : https://www.youtube.com/channel/UCmrP-DYdZuThp8AO9lnnwNw 🌐 GATE Wallah : https://www.youtube.com/channel/UC9PoSJoftLvEnXT-PtQ5Wtw 🌐 GATE Wallah - EC,EE & CS : https://www.youtube.com/channel/UCuGWIkiNaWjsCqybgxGuxfg 🌐 GATE Wallah - ME, CE & XE : https://www.youtube.com/channel/UCGrrw9x3_B_fItUIBMvqAUw 🌐 GATE English : https://www.youtube.com/channel/UCOsV75fSUr8gnMbhx-Qh3Lg 📌 For any queries or complaints Visit : https://bit.ly/PW_Queries #Hashmap #ImportantProblems #Anagram #Java #DSACourse


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