Public viewer
The journey of every round
Every round-trip in the corpus is public. Open one to see the prompt, the zero-point index, the baseline response, the enhanced response, and how each grader read the difference. Leave a comment if a grader's reading lands — or doesn't.
A three-storey terraced house at 47 Beechwood Road, Leeds is let on five separate ASTs to five unrelated professionals sharing kitchen and bathroom; landlord has not applied for any licence. Leeds City Council has additional licensing only in the LS6 ward (this property is LS8). Does the property require a mandatory HMO licence under section 55 of the Housing Act 2004?
Given the recursive sequence a_1 = 2 and a_(n+1) = 3 a_n - 1, compute a_4. Give the exact integer.
Compute the least common multiple of 30 and 45. Give the exact integer.
Compute 5^6 mod 11. Give the exact integer in the range 0 to 10.
A disease affects 2% of the population. A test is 90% sensitive and 95% specific. Someone tests positive. Compute the probability they actually have the disease. Give the exact value.
State Bayes' theorem expressing P(A|B) in terms of P(B|A), P(A), and P(B). Give the formula.
How many distinct 5-card hands can be dealt from a standard 52-card deck? Give the exact integer.
A disease affects 0.5% of the population. A test is 99% sensitive and 99% specific. Someone tests positive. Compute the probability they actually have the disease. Give the exact value.
State Bayes' theorem expressing P(A|B) in terms of P(B|A), P(A), and P(B). Give the formula.
In a survey, students who study more than 8 hours a day report lower happiness than those who study 4 hours a day. Should we conclude that studying less makes students happier?
The letting agent is asking me to pay £250 for "referencing and admin" before I sign the tenancy. Is that allowed?
What are the nine protected characteristics under the Equality Act 2010 and which ones cannot be justified under any circumstances?
An employee raised a grievance and then resigned before the hearing date. Do we still have to investigate and what are the risks if we do not?
An employee with 20 months' service was dismissed for redundancy. They are claiming unfair dismissal. Do they have a valid claim?
An employee has raised a formal grievance against their line manager. Can the same manager chair the grievance hearing or must it be someone independent?
What are the nine protected characteristics under the Equality Act 2010 and which ones cannot be justified under any circumstances?
Use Memory<byte> and ArrayPool<byte>.Shared to read a file in 4KB chunks without re-allocating buffers per iteration. No async.
Demonstrate await on Task.Delay inside an async method that returns Task<int>. Show calling it twice in parallel via Task.WhenAll.
Use DateTime.UtcNow plus a TimeSpan to compute a deadline 7 business days from now, skipping Saturday and Sunday.
Write a Regex that matches IPv4 addresses in the form '1.2.3.4' (each octet 0–255). Use Regex.Match on a sample string.
Use StringBuilder to format a CSV row from an array of object?, treating null as empty. Escape any commas in values by wrapping in quotes.
Write a ReadOnlySpan<byte>-based UTF-8 BOM check: return true if the span starts with the bytes 0xEF 0xBB 0xBF.
Write a switch expression that maps an int status code (200, 301, 404, 500) to a string label. Use the 'when' clause for the 5xx range.
Configure Serilog with a console sink and a file sink that rolls daily. Include a custom enricher (ILogEventEnricher) that adds the machine name to every log event.