Deepak

[Deepak @_deepak25]

📌Halfway there!🎯

Six months ago, I committed to the #365DaysOfDSA challenge.

Today marks 181 days of showing up, learning, and improving, one problem at a time.

I still have halfway to go, and I'm more motivated than ever. The journey continues!🔥

#DSA #LeetCode #Java

[Deepak @_deepak25]

📌Day 232/365 of #365DaysOfDSA 🚀
Solved 1 DSA Problem Today
✅LC 2946 – Matrix Similarity After Cyclic Shift
🔹Used modulo to compare each element with its shifted position based on even/odd rows.
#DSA #LeetCode #Java #CodingJourney #100DaysOfDSA

[Deepak @_deepak25]

📌 Day 231/365 of #365DaysOfDSA 🚀
Solved 1 DSA Problem Today
✅ LC 3069 – Distribute Elements Into Two Arrays I
🔹Split elements into two arrays based on their last elements, then merge them back.
#DSA #LeetCode #Java #CodingJourney #100DaysOfDSA

[Deepak @_deepak25]

📌 Day 230/365 of #365DaysOfDSA 🚀
Solved 1 Problem Today
✅ LC 1386 – Cinema Seat Allocation
🔹 Used a HashMap to store reserved seats and check possible family placements row by row.
#DSA #LeetCode #Java #CodingJourney #100DaysOfDSA

[Deepak @_deepak25]

📌 Day 229/365 of #365DaysOfDSA 🚀
Solved 1 DSA Problem Yesterday
✅ LC 3844 – Largest Integer
🔹 Used a frequency array to track how often each number appears across all subarrays.
#DSA #LeetCode #Java #CodingJourney #100DaysOfDSA

[Deepak @_deepak25]

📌Day 228/365 of #365DaysOfDSA 🚀
Resolved 1 DSA Problem Today
✅ LC 4024 – Nearest Available Drone
🔹 Used a simple traversal to find the closest reachable drone using Manhattan distance.
#DSA #LeetCode #Java #CodingJourney

[Deepak @_deepak25]

📌 Day 227/365 of #365DaysOfDSA 🚀
Solved 1 DSA Problem Yesterday
✅ LC 4024 – Nearest Available Drone
🔹 Used a PriorityQueue to find the closest reachable drone using Manhattan distance.
#DSA #LeetCode #Java

[Deepak @_deepak25]

📌 Day 226/365 of #365DaysOfDSA 🚀
Solved 1 DSA Problem Today
✅ LC 3702 – Longest Subsequence With Non-Zero Bitwise XOR
🔹Find the XOR of all elements. If it’s non-zero, return n; otherwise, remove one non-zero element and return n-1.
#DSA #LeetCode #Java #100DaysOfDSA

[Deepak @_deepak25]

📌Day 225/365 of #365DaysOfDSA 🚀
Solved 1 DSA Problem Yesterday
✅LC 2958 – Length of Longest Substring With At Most Two Occurrences
🔹Use a sliding window with a HashMap to maintain character frequencies and shrink the window whenever any character appears more than twice
#DSA

[Deepak @_deepak25]

📌Day 224/365 of #365DaysOfDSA 🚀
Solved 1 DSA Problem Today
✅ LC 190 – Reverse Bits
🔹 Reverse all 32 bits by taking the last bit of n, adding it to ans, and using bit shifting to build the reversed number.
#DSA #LeetCode #Java #Algorithms #ProblemSolving

[Deepak @_deepak25]

📌Day 223/365 of #365DaysOfDSA 🚀
Solved 1 DSA Problem Yesterday
✅ LC 2958 – Length of Longest Subarray With at Most K Frequency
🔹 Use a sliding window with a HashMap to maintain element frequencies and shrink the window whenever the frequency exceeds k.
#DSA #LeetCode #Java

[Deepak @_deepak25]

📌Day 222/365 of #365DaysOfDSA 🚀
Solved 1 DSA Problem Today
✅LC 2996 – Smallest Missing Integer Greater Than Sequential Prefix
🔹Find the sequential prefix sum, then increment it until it’s missing.
#DSA #LeetCode #Java

[Deepak @_deepak25]

📌 Day 221/365 of #365DaysOfDSA 🚀
Solved 1 DSA Problem Today
✅ LC 164 – Maximum Gap
🔹 Sort the array and find the maximum difference between consecutive elements.
#DSA

[Deepak @_deepak25]

📌Day 220/365 of #365DaysOfDSA 🚀
Solved 1 DSA Problem Today
✅ LC 3550 – Smallest Index With Digit Sum?
🔹 Sort prices and discounts in descending order, then pair the highest values to minimize the total price.
#DSA #LeetCode #Java #Algorithms #ProblemSolving #CodingJourney

[Deepak @_deepak25]

547/548 test cases passed... and the last hidden test case says "No" 💀
Ye sabke saath hota hai kya? 🥲
#365DaysOfDSA

[Deepak @_deepak25]

📌Day 219/365 of #365DaysOfDSA 🚀
Solved 1 DSA Problem Today
✅LC 86 – Partition List
🔹Split nodes into two lists (< x and ≥ x), then connect them while preserving their original order.
#DSA #LeetCode #Java #Algorithms #ProblemSolving

[Deepak @_deepak25]

📌 Day 218/365 of #365DaysOfDSA 🚀
Solved 1 Problem Today
✅LC 12 – Integer to Roman
🔹Use precomputed Roman numeral mappings for thousands, hundreds, tens, and ones to build the answer directly.
#DSA #LeetCode #Java #Algorithms #ProblemSolving

[Deepak @_deepak25]

📌Day 217/365 of #365DaysOfDSA 🚀
Solved 1 DSA Problem Today
✅ LC 3345 – Smallest Divisible Digit Product I
🔹 Keep checking the digit product of consecutive numbers until it becomes divisible by the target.

[Deepak @_deepak25]

📌Day 216/365 of #365DaysOfDSA 🚀
Solved 1 DSA Problem Today
✅ LC 3310 – Remove Methods From Project
🔹 Used BFS to mark suspicious methods, then verified if they could be safely removed.
#DSA #LeetCode #Java #Graphs #BFS #Algorithms

[Deepak @_deepak25]

📌Day 215/365 of #365DaysOfDSA 🚀
Solved 1 DSA Problem Today
✅ LC 3656 – Find Missing Elements of a Range
🔹 Used a HashSet for fast lookups and collected all missing numbers between the minimum and maximum values.

[Deepak @_deepak25]

📌 Day 215/365 of #365DaysOfDSA 🚀
Solved 1 DSA Problem Today
✅LC 279 – Perfect Squares
🔹Used recursion + memoization to find the minimum number of perfect squares for every value.
#DSA #LeetCode #Java #DynamicProgramming #Memoization #ProblemSolving