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DSA Tracker

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Apr 07 → Jul 20, 2026 on track

Wk 1 · Basics & Foundations Wk 2 · Strings & Advanced Fou

Wk 3 · Linked Lists - Basics Wk 4 · Queues & Binary Trees Wk 5 · Binary Trees Advanced

Wk 6 · Heaps & Graphs Basics Wk 7 · Graph Algorithms & Tri Wk 8 · Union-Find & Phase 3 R

Wk 9 · Dynamic Programming Ba Wk 10 · Dynamic Programming A Wk 11 · Backtracking & Phase

Wk 12 · Timed Sessions & Prac Wk 13 · Practice Rounds 2 & 3 Wk 14 · Final Consolidation &

Wk 15 · Arrays & Hash Maps Wk 16 · Linked Lists & Trees

Wk 17 · Graphs & Dynamic Prog Wk 18 · Backtracking & Final

Week 2: Strings & Advanced Foundations

Apr 14-20 | Phase 1: Foundation

Day 1-2: Strings & String Manipulation

2-3 hours

📚 Learning

String methods in Python
String immutability
Common string patterns

🔗 LeetCode

344. Reverse String Easy
14. Longest Common Prefix Easy
5. Longest Palindromic Substring Medium

🎯 HackerRank

Super Reduced String Easy
Camel Case Easy

📝 Reflection / Notes:

Day 3-4: Sets & Practical Problem-Solving

2-3 hours

📚 Learning

Set operations
Union, intersection, difference
Problem recognition

🔗 LeetCode

217. Contains Duplicate Easy
136. Single Number Easy
15. 3Sum Medium

🎯 HackerRank

No Idea! Easy

📝 Reflection / Notes:

Day 5-7: Binary Search & Phase 1 Wrap-up

2-3 hours

📚 Learning

Binary search algorithm
When binary search applies
Edge cases in binary search

🔗 LeetCode

704. Binary Search Easy
278. First Bad Version Easy
33. Search in Rotated Sorted Array Medium

📝 Reflection / Notes: