✅ Day 114 of #gfg160 & #geekstreak2025.📊 Problem: Longest Palindrome in a String.📦 Concept: LCS between String & its Reverse.#DP #String #LCS #Palindrome #CPP #Coding #GFG.@geeksforgeeks

✅ Day 113 of #gfg160 & #geekstreak2025.📊 Problem: Longest Palindromic Subsequence.📦 Concept: LCS between String & its Reverse.⚙️ Logic: If match, +1 diagonal; else, max left/top.#DP #String #LCS #Palindrome #CPP #Coding #GFG.@geeksforgeeks

✅ Day 112 of #gfg160 & #geekstreak2025.📊 Problem: Longest Common Subsequence.🧩 Input: Two Strings.📦 Concept: Dynamic Programming (2D DP Table).⚙️ Logic: If match, +1 diagonal; else, max left/top.#DP #String #LCS #CPP #Coding #GFG.@geeksforgeeks

✅ Day 111 of #gfg160 & #geekstreak2025.📊 Problem: Longest String Chain.🧩 Input: Array of Words.📦 Concept: DP + HashMap + Length Sorting.⚙️ Logic: Try all predecessors by removing one char.#DP #Hashing #String #DSA #CPP #Coding #GFG.@geeksforgeeks

✅ Day 110 of #gfg160 & #geekstreak2025.📊 Problem: Longest Increasing Subsequence (LIS).📦 Concept: Recursion + Memoization prevIndex.#DP #Recursion #Memoization #DSA #CPP #Coding #GFG.@geeksforgeeks

✅ Day 109 of #gfg160 & #geekstreak2025.📊 Problem: Longest Bounded-Difference Subarray.🕒 Time: O(N) | 💾 Space: O(N).📦 Concept: Two Monotonic Deques (Min & Max) + Sliding Window.#SlidingWindow #Deque #DSA #CPP #Coding #GFG.@geeksforgeeks

✅ Day 108 of #gfg160 & #geekstreak2025.📊 Problem: K Sized Subarray Maximum.🕒 Time: O(N) | 💾 Space: O(K).📦 Concept: Monotonic Deque for Efficient Sliding Window. #DSA #CPP #Coding #GFG.@geeksforgeeks

✅ Day 107 of #gfg160 & #geekstreak2025.📊 Problem: Decode the String.🕒 Time: O(N) | 💾 Space: O(N).📦 Concept: Stack + Nested Repetition Handling.#Stack #DSA #CPP #Coding #GFG.@geeksforgeeks

✅ Day 106 of #gfg160 & #geekstreak2025.📊 Problem: Postfix Evaluation.🕒 Time: O(N) | 💾 Space: O(N).📦 Concept: Stack-Based Expression Evaluation. #Stack #DSA #CPP #Coding #GFG.@geeksforgeeks

✅ Day 105 of #gfg160 & #geekstreak2025.📊 Problem: Get Min from Stack.🕒 Time: O(1) | 💾 Space: O(N).📦 Concept: Stack + Auxiliary Min Stack.💡 Supports push, pop, peek, getMin in constant time!.#Stack #DSA #CPP #Coding #GFG.@geeksforgeeks

Just crossed 77% completion on the Strivers A2Z DSA Sheet by @takeUforward_ !. From Arrays to Graphs, it’s been a challenging yet rewarding journey through the core of DSA. Grateful for the consistency and clarity this sheet brings. Onwards to 💯%! 💪.#DSA #Striver @striver_79

✅ Day 104 of #gfg160 & #geekstreak2025.📊 Problem: Max of Min for Every Window Size.🕒 Time: O(N) | 💾 Space: O(N).📦 Concept: Stack + Previous & Next Smaller Index.#Stack #SlidingWindow #DSA #CPP #Coding.@geeksforgeeks

✅ Day 103 of #gfg160 & #geekstreak2025.🏗️ Problem: Histogram Max Rectangular Area.🕒 Time: O(N) | 💾 Space: O(N).📦 Concept: Stack + Next Smaller Elements (Left & Right).#Stack #Histogram #DSA #CPP #Coding.@geeksforgeeks

✅ Day 102 of #gfg160 & #geekstreak2025.📈 Problem: Stock Span Problem.🕒 Time: O(N) | 💾 Space: O(N).📦 Concept: Stack + Index Tracking.#Stack #StockSpan #DSA #CPP #Coding.@geeksforgeeks

✅ Day 101 of #gfg160 & #geekstreak2025.Problem: Next Greater Element .🕒 Time: O(N) | 💾 Space: O(N).#Stack #NGE #DSA #CPP #Coding.@geeksforgeeks

✅ Day 100 of #gfg160 & #geekstreak2025.Problem: Longest Valid Parentheses.🕒 Time: O(N) | 💾 Space: O(N).#Stack #Parentheses #DSA #CPP #Coding.@geeksforgeeks

✅ Day 99 of #gfg160 & #geekstreak2025.Problem: Parenthesis Checker.🕒 Time: O(N) | 💾 Space: O(N).#Stack #Brackets #DSA #CPP #Coding.@geeksforgeeks

✅ Day 98 of #gfg160 & #geekstreak2025.Problem: Running Median from Stream.🕒 Time: O(N log N) | 💾 Space: O(N).#Heap #Median #PriorityQueue #DSA #CPP #Coding.@geeksforgeeks

✅ Day 97 of #gfg160 & #geekstreak2025.Problem: Merge K Sorted Linked Lists.🕒 Time: O(N log K) | 💾 Space: O(K).#Heap #LinkedList #PriorityQueue #DSA #CPP #Coding.@geeksforgeeks

✅ Day 96 of #gfg160 & #geekstreak2025 .Problem: K Closest Points to Origin . Time: O(N log K) | Space: O(K) .#Heap#PriorityQueue #DSA #CPP #Coding.@geeksforgeeks