We all heard of testing compilers using randomly generated inputs. Your task is to write a program to generate a valid program (including no undefined behavior) in your favorite language. The ...
In this task you have to write a program that reads a regular expression and generates another program that outputs whether an input string is accepted by that regular expression. The output must be a ...
The goal is to write a program that encodes an other program (input) with the fewest character possible. Scoring The score is equal to the different number of characters needed for the output. ...
You are developing some code to generate ID numbers. Policy requires that no ID numbers include the digit sequence 666. Create a function (or your language's equivalent) which takes a positive ...
Is there a way of writing a password generator in only one line? The password should consist of 8 random chars out of a-z, A-Z and 0-9. It should also return a different password every-time. Also, ...
I could only find code-golf challenges for Mastermind, so here's a code-challenge version that I would have liked to take on myself. An optimal strategy for the normal Mastermind game, MM(4,6), was ...
Challenge Generate a 7 by 7 grid, filled with random numbers. However, every other row and column, you must use the sum of the surrounding cells. Here's a small example with a 3 by 3 grid: 2 2 2 2 ...