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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.

FilterVerdictallBetterSameWorseDomainallcsharppythonhr-lawhousing-lawmath823 rounds
#65410 May 26

Use a window function to rank orders within each customer.

V1BetterV2—ΔL—csharp
#65310 May 26

Find products that have never been ordered using a left join.

V1BetterV2—ΔL—csharp
#65210 May 26

Write a SQL query that returns the top 5 customers by total spend in 2025.

V1WorseV2—ΔL—csharp
#65110 May 26

What is the least common multiple of 4, 6, and 9?

V1BetterV2—ΔL—csharp
#65010 May 26

Convert 5 over 8 to a percentage.

V1BetterV2—ΔL—csharp
#64910 May 26

What is the area of a circle with radius 5? Use pi approximately 3.14159.

V1BetterV2—ΔL—csharp
#64810 May 26

Simplify the expression 3x squared times 4x cubed.

V1BetterV2—ΔL—csharp
#64710 May 26

What is the next term in the sequence 2, 6, 18, 54?

V1SameV2—ΔL—csharp
#64610 May 26

If x plus y equals 10 and x minus y equals 4, what are x and y?

V1BetterV2—ΔL—csharp
#64510 May 26

What is the greatest common divisor of 36 and 48?

V1SameV2—ΔL—csharp
#64410 May 26

Calculate 25 squared minus 24 squared.

V1BetterV2—ΔL—csharp
#64310 May 26

Round 4.7836 to two decimal places.

V1BetterV2—ΔL—csharp
#64210 May 26

What is 15 percent of 80?

V1BetterV2—ΔL—csharp
#64110 May 26

Find x: 5 times the quantity x minus 3 equals 20

V1BetterV2—ΔL—csharp
#64010 May 26

What is 2 cubed times 3 squared?

V1BetterV2—ΔL—csharp
#63910 May 26

Express 3 over 4 as a decimal.

V1BetterV2—ΔL—csharp
#63810 May 26

What is the perimeter of a triangle with sides 5, 7, and 10?

V1BetterV2—ΔL—csharp
#63710 May 26

Solve: 2x squared minus 8 equals 0

V1BetterV2—ΔL—csharp
#63610 May 26

What is 7 factorial (7!)?

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#63510 May 26

If a train travels 60 miles in 1.5 hours, what is its speed in miles per hour?

V1BetterV2—ΔL—csharp
#63410 May 26

Convert 0.625 to a fraction in lowest terms.

V1BetterV2—ΔL—csharp
#63310 May 26

What is the square root of 169?

V1BetterV2—ΔL—csharp
#63210 May 26

Calculate the area of a rectangle with width 8 and length 13.

V1BetterV2—ΔL—csharp
#63110 May 26

What is 144 divided by 12?

V1BetterV2—ΔL—csharp