Coding and HDL

Limits and FAQ

Time, memory and output limits, and answers to common questions.

Limits

Limit	Value
Time per run	Set by each question (the page shows "Time limit N ms"). The default is 2 seconds.
Memory	Set by each question. The default is 256 MB.
Output per case	Large outputs are cut off (64 KB by default).
Runs per minute	30 by default.
Runs per day	Free mock attempts have a daily cap (200 by default).
Network, files, installing packages	Not available.

These are the usual values. A question can set different ones, and the question page always shows its own.

Octave and Python (SciPy)

Numeric questions on signals, filters and control, in Octave or Python with SciPy.

Sim Lab overview

What Sim Lab is, what you can build in it, and where to start.