Robot Swimming Trials: Technical Note
An exact occupancy-problem derivation for Jane Street's Robot Swimming Trials puzzle, including the first exploitable race count and verification checks.
Systems, software, and applied math.
Implementation notes on C++, Python, algorithms, and the small design choices that make technical work easier to reason about.
Segregated explicit free-list malloc allocator
A technical design note for a CS:APP malloc-lab allocator covering block layout, segregated free lists, coalescing, reallocation, and performance tradeoffs.
Cache simulator and matrix transpose design note
A repository-level technical note covering the simulator architecture, cache model, and transpose strategy.