00 DSA Patterns

Arrays & Hashing
      ↓
Two Pointers
      ↓
Sliding Window
      ↓
Prefix Sum
      ↓
Binary Search
      ↓
Fast & Slow Pointers
      ↓
Stack / Monotonic Stack
      ↓
Intervals
      ↓
Linked Lists
      ↓
Heap
      ↓
Trees
 ┌────┴────┐
DFS       BFS
 ↓         ↓
Backtracking
      ↓
Graphs
      ↓
Greedy
      ↓
Dynamic Programming