28-Day DS & Algo Refresh Cards - Python Solutions (70 Problems)

Master data structures and algorithms with 28 daily flash cards (56 core problems) + 7 bonus days (14 problems). Print-ready PDF with Python 3 solutions. Perfect for interview prep.

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Transform your coding interview preparation with this comprehensive 28-day flash card system designed for daily practice and retention.

Week 1: Arrays, Hash Tables, Stacks, Binary Search, Two Pointers, Binary Trees

Week 2: Queue/BFS, Binary Search Trees, Graph Fundamentals, Dynamic Programming 1D

Week 3: Strings, Sliding Window, Linked Lists, Backtracking, Bit Manipulation

Week 4: Matrix Traversal, Intervals, Heaps, Tries, Advanced DP, Advanced Arrays, Trees, Graphs

7 Bonus Days (14 Advanced Problems): Advanced DP patterns, Graph algorithms, Tree optimization, Complex strings, Intervals, Arrays, System design problems

Perfect For:

• Software engineers preparing for technical interviews
• CS students strengthening fundamentals
• Developers refreshing algorithm knowledge
• Anyone seeking structured daily practice

Why Flash Cards Work:

• Spaced repetition for better retention
• 2 problems per day prevents overwhelm
• Pattern recognition through grouped categories
• Print and review during morning coffee
• No screen fatigue

Delivery: Instant PDF download. Print at home or use a print service. Recommended to print double-sided and bind for easy daily use.