代码题库

Credit-Based Backpressure — Replay Producer/Consumer Events into a State Trace

Best Trades With K Transactions and Fee

Bounded K Transactions: 2D DP for Maximum Profit

Card Shuffle Bias Detection

Count Regime Paths Satisfying Constraint

DAG Schedule on K Machines with Critical-Path Priority

Weighted Edit Distance with Per-Character Cost Matrices

Fork-Join Segment Stats (Welford Pairwise Merge)

HDR Histogram Recorded-Value Bucket Index and Quantile Estimate

Black-Scholes Implied Volatility on a Strictly Increasing Price Curve via Bisection

Largest Rectangle in Order Book Depth

Maximum Cumulative Carry Under a Bounded Sign-Flip Budget

Maximum Grid PnL Path With At-Most-K Cell Skips (Right/Down)

Maximum Profit Over Bounded-Drawdown Window

Max-Reward Sequence Alignment Across Trade-Action Streams

Minimum Knight Moves — BFS on an Infinite Board

Min Replenishments to Avoid Stockout

Smallest Router Count under a BFD Load-Cap Assigner via Bisection

Smallest Stress Severity Factor Where a Counterparty First Breaches Its Cap

Minimum Window Substring

Next Depth-Jump within a Forward Window: Bounded-Distance Ratio-Threshold Scan over a Best-Bid-Depth Tape

Optimal Strike Allocation in Option Spread

Parallel Pairwise Mean Merge with Kahan Compensation

Cache-Aware Pipeline Replay — Minimum Re-run Set with Input-Hash Chaining

Aggregate Bottleneck Bid-Depth across All Contiguous Price-Band Sweeps (Depth-Uniformity Score)

T-Digest Streaming Percentile Estimator (k_1 Scale Function)

Two-Budget Strike-Premium Knapsack (Delta and Vega Caps)

Watermark-Driven Tumbling Windows with Late-Event Handling

Weighted-Cost Edit Distance Between Trade-Action Paths