Deepak

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Deepak

Deepak

@_deepak25

Katılım Aralık 2025
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Deepak
Deepak@_deepak25·
Starting my 365 Days of DSA today! Solving & sharing 1 LeetCode problem daily. 📊 Start: 26 solved 🔥 Mission: consistency → growth → mastery If you're on a similar grind, let’s connect and lift each other up. 🚀 #LeetCode #DSA #365DaysOfCode #CodingJourney #CodeDaily #Java
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StealthCoder
StealthCoder@StealthCoderX·
@_deepak25 Nice! Jump Game's a fun one. I remember when I first realized how effective the greedy approach could be for it. Keep up the great work!
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Deepak
Deepak@_deepak25·
📌Day 81/365 of #365DaysOfDSA 🚀 Solved 1 DSA Problem Today ✅LC1886. Determine Whether Matrix Can Be Obtained By Rotation 🔹Tried all 4 rotations (0°, 90°, 180°, 270°) and compared with target. 🔹Used matrix rotation logic and element-wise comparison. #DSA #LeetCode #Java
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Deepak
Deepak@_deepak25·
📌Day 78/365 of #365DaysOfDSA Solved 1 DSA Problem Today ✅LC3212. No. of Submatrices With Equal Frequency of X and Y 🔹Used prefix sum idea to accumulate X and Y counts row-wise and column-wise 🔹Tracked rectangles from (0,0) to (i,j) and checked balance condition (X == Y) & X>0
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Yugal
Yugal@yugalredhu·
@_deepak25 Simple and effective approach 😄
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Deepak
Deepak@_deepak25·
📌Day 75/365 of #365DaysOfDSA 🚀 Solved 1 DSA Problem Today ✅1678. Goal Parser Interpretation 🔹Traverse the command string character by character. 🔹Append "G", "o", or "al" to the result based on the pattern encountered. #DSA #LeetCode #Java #CodingJourney #100DaysOfDSA
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Deepak
Deepak@_deepak25·
📌Day 71/365 of #365DaysOfDSA 🚀 Solved 1 DSA Problem Today ✅ 167. Two Sum II – Input Array Is Sorted 🔹Used two pointers (start & end). Move left if sum < target, move right if sum > target. 🔹When sum equals target, return the 1-indexed positions. #LeetCode #DSA #CodingJourney
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Deepak
Deepak@_deepak25·
📌Day 69/365 of #365DaysOfDSA 🚀 Resolved 1 DSA Problem Today ✅852. Peak Index in a Mountain Array 🔹Used binary search on slope comparison (arr[mid] vs arr[mid+1]) to detect ascending/descending side 🔹Moved towards the peak by shrinking the search space until start == end #DSA
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Deepak
Deepak@_deepak25·
📌Day 68/365 of #365DaysOfDSA 🚀 Solved 1 DSA Problem Today ✅448. Find All Numbers Disappeared in an Array 🔹Used HashSet to store all elements from array 🔹Iterated from 1 → n and added numbers not present in the set to the result list #DSA #LeetCode #Java #ProblemSolving
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Deepak
Deepak@_deepak25·
📌Day 67/365 of #365DaysOfDSA 🚀 Solved 1 DSA Problem Today ✅ LC1980 – Find Unique Binary String 🔹Generated all possible binary strings of length n (2^n) 🔹Removed strings already present in the array and returned the remaining one #DSA #LeetCode #CodingJourney #ProblemSolving
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Deepak
Deepak@_deepak25·
📌 Day 66/365 of #365DaysOfDSA 🚀 Solved 1 DSA Problem Today ✅LC1888 – Minimum Number of Flips to Make the Binary String Alternating 🔹Used string doubling (s + s) to simulate all possible rotations 🔹Applied sliding window of size n to count mismatches with alternating patterns
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Deepak
Deepak@_deepak25·
📌Day 65/365 of #365DaysOfDSA 🚀 Solved 1 DSA Problem Today ✅ LC1784 – Check if Binary String Has at Most One Segment of Ones 🔹 Valid string cannot contain "01" pattern 🔹 If "01" appears → more than one segment of 1s ❌ #DSA #LeetCode #Java #100DaysOfDSA #CodingJourney
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