📄️ Pattern 1: Linear Sequence Decision Problems
The Foundation Pattern: Walk left-to-right, at each position look backward and make a decision based on previous positions.
🗃️ 1a. Simple Accumulation
4 items
🗃️ 1b. Selection with Skip Constraint ⭐
2 items
🗃️ 1c. Subarray Optimization
1 item
🗃️ 1d. Subsequence Selection (LIS Family)
1 item