Introduction to Hashset & Important Problems | Lecture 62 | JAVA and DSA Foundation Course

Did you attend the most recent class on hashmaps? It's important to stay committed to the series. Prior to this lecture, we highly suggest watching the previous lecture on hashmaps. In the upcoming class, Manvi mam will cover the topic of hashsets and address commonly asked questions related to this concept. It's an informative session you wouldn't want to miss. Let's catch up in the class! Access the notes and assignments for this class for free at : https://pwskills.com/course/Cracking-the-Coding-Interview-in-Java---Foundation?source=search TIMESTAMPS - 00:00 - Introduction 00:51 - Today's checklist 01:20 - Hashset 06:35 - Hashset common methods 10:40 - Given an unsorted array of int nums, return the length of the longest consecutive elements sequence 25:42 - Coding implementation For any Batch Related Queries Please Connect - 7019243492 For batch related Queries - [email protected] 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 #Hashset #ImportantProblems #Java #DSACourse #CollegeWallah #PhysicsWallah #PWSkills