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.
Use string.Split to break a CSV line into fields.
Read an environment variable using Environment.GetEnvironmentVariable.
Write an if/else that returns one string for even numbers and another for odd numbers.
Use async/await to read a file with File.ReadAllTextAsync.
Iterate over a Dictionary<string, int> and print each key-value pair.
Write a class with a constructor that takes one parameter and assigns it to a readonly field.
Use a switch expression to map an enum value to a string.
Throw an ArgumentNullException if a parameter is null.
Write a method that returns Task<int> and uses await Task.Delay.
Use string interpolation to format a name and age into a sentence.
Sort a list of integers in descending order using OrderByDescending.
Write a Web API POST endpoint that accepts a JSON body and returns Created.
Open a SqlConnection, run a SELECT query, and read rows.
Write a LINQ Select that maps a list of strings to their lengths.
Use ILogger<T>.LogInformation to log a message with an exception parameter.
Write a basic dependency injection registration with services.AddScoped.
Read all lines from a text file using File.ReadAllLines.
Concatenate two strings and trim whitespace.
Write a foreach loop that prints each item in a list.
Read a configuration value from appsettings.json using IConfiguration.
Implement async/await with HttpClient.GetAsync and read the response body as JSON.
Write a LINQ query to filter a list of objects by a property.
Show the basic structure of an ASP.NET Core controller with one GET endpoint.
Add a try/catch around a database call that logs the exception and returns a 500.