🔍 Problem: Longest Substring Without Repeating Characters 🧩 Trick: Sliding Window + Two Pointers 💡 Hack: Move left pointer past last duplicate to keep substring unique ✅ Time O(n), Space O(n) #DailyDSA #DSAwithJava #CrypticCoder #ProblemSolving

DSA Series – Day 1 Kickstart with Arrays Java Setup & Directory Structure Array Input / Output Array Update Logic 📍 Focus: Mastering core array operations in Java 📁 GitHub: [github.com/Pravin400/DSA-…] #DSAwithJava #100DaysOfCode #JavaDSA

#Day3 of my DSA journey with java Topics 👇 - Solved assignments - Learnt about switch statements - wrote some basic programs that's my day 3.. #dsawithjava #DSAwithKunal #100DaysOfCode #LearnInPublic

Wrapped up my #Day1 - got familiar with intelliJ idea - getting familiar with java syntax - made a Temperature 🌡 convert ...that's all ☺️ #DSAwithkunal #dsawithjava #100DaysOfCode #LearnInPublic

DSA with Java – Day 9 Problems solved: ✅74. Search a 2D Matrix ✅867. Transpose Matrix #100DaysOfCode #DSAwithJava #Leetcode #Java #ProblemSolving #CodingJourney #day9 #BuildInPublic #LearnInPublic

Hi 👋 folks , i wanted to share that i have started my dsa journey with java #Day1 .. Topics -- programming languages flow and pseudocode intro of java and moving forward with the basics 🙌 #DSAwithKunal #dsawithjava #dsa #100DaysOfCode

DSA with Java – Day 8 🧩 1. Leetcode 410 – Split Array Largest Sum 🖼️ 2. Leetcode 832 – Flipping an Image #100DaysOfCode #DSAwithJava #Leetcode #Java #ProblemSolving #BinarySearch #MatrixManipulation #CodingJourney #day8 #BuildInPublic #LearnInPublic

Just tackled POTD i seems easier. #dsawithjava #LeetCode

🚀 Day 2 of #DSAwithJava cohort was very good! Dove deeper into Collections, clearing up confusion with hands-on learning. Big thanks to @PrateekJain027 @ChaiCodeHQ for scheduling an extra lecture tomorrow to solidify our understanding! 🧠 #BuildInPublic #Java #CodingJourney

DSA with Java – Day 7 Problems Solved: 🔼🔽 2210. Count Hills and Valleys in an Array 🔄 33. Search in Rotated Sorted Array Handle edge cases with duplicate values #100DaysOfCode #DSAwithJava #LeetCode #WomenWhoCode #Java #day7

🚀 #DSAwithJava – Day 7 of my #100DaysOfCode Challenge 📘 Topic: Java Operators 💡 Learned about: • Arithmetic • Relational • Logical • Assignment & Bitwise 🔍 "Operators aren't just symbols — they drive logic & flow!" 🔥 93 days to go | Powered by @ApnacollegeX 💻

DSA with Java — Day 6 ✅162. Find Peak Element — Medium ✅1095. Find in Mountain Array — Hard #100DaysOfCode #DSAwithJava #BinarySearch #LeetCode #WomenWhoCode #Java #day6

🇮🇳🔹 LeetCode Daily Challenge 🧩 Problem: Delete Characters to Make Fancy String 📘 LC No.: 1957 💡 Approach: Triple Guard Check 👀 🔥 Day 589 Streak #LeetCode #Java #DSAWithJava #ProblemSolved #DSA #CodingStreak #DailyChallenge #supportcreators #CodeCreators #CodeNewbie #learn

🇮🇳🔹 LeetCode Daily Challenge 🧩 Problem: Delete Duplicate Folders in System 📘 LC No.: 1948 💡 Approach: 🧬 Hash the Subtree 🔥 Day 587 Streak #LeetCode #Java #DSAWithJava #ProblemSolved #DailyChallenge #CodingJourney #BuildInPublic #DSA

🇮🇳🔹 LeetCode Daily Challenge 🧩 Problem: Remove Sub-Folders from the Filesystem 📘 LC No.: 1233 💡 Approach: Parent Check Prune 🔥 Day 586 Streak #LeetCode #Java #DSAWithJava #ProblemSolved #DSA

🇮🇳🔹 LeetCode Daily Challenge 🧩 Problem: Minimum Difference in Sums After Removal of Elements 📘 LC No.: 2163 💡 Approach: ⚖️ Greedy Split with Dual Heaps (Max + Min) 🔥 Day 585 Streak #LeetCode #Java #DSAWithJava #ProblemSolved #DSA

🇮🇳🔹 LeetCode Daily Challenge 🧩 Problem: Find the Maximum Length of Valid Subsequence II 📘 LC No.: 3202 💡 Approach: 🧠 ModMatch DP 🔥 Day 584 Streak #LeetCode #Java #DSAWithJava #Problemsolved

🇮🇳🔹 LeetCode Daily Challenge 🧩 Problem: Find the Maximum Length of Valid Subsequence I 📘 LC No.: 3201 👨‍💻 Lang: Java 💡 Approach: 🔁 “Parity Patrol” – Count all-odd, all-even, and alternating subsequences. 🔥 Day 583 Streak #LeetCode #Java #DSAWithJava #DSA #BuildInPublic

🚀 Master DSA with Core Java! Join Online Batch by Nilesh Ghule Sir 📅 Starts: 22nd July | ⏰ 6–9 PM 💰 ₹7500 (Incl. GST) | 🖥️ Online | 💼 Laptop Req. Crack tech interviews with confidence! 🔗 sunbeaminfo.in #JavaDSA #DSAwithJava instagram.com/reel/DMHoQ5Qvm…

🚨 New Batch: DSA using Java 📅 2nd July | 🕢 7:30 PM IST 👨‍🏫 Mr. Ramana ✍️ Registration Link: t.ly/DSAJ-2J 🔥 Practice with HackerRank & LeetCode 💥 For top tech placements! #NareshIT #DSAwithJava #CodingInterview #JavaDeveloper #TechTraining #LeetCode #HackerRank