Piano Chords on White Keys

7yr ⋅

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Simpson diversity index

9yr ⋅

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Draw the Heart Shape

11yr ⋅

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Who has the most stars in The Nineteenth Byte?

9yr ⋅

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Regular Polygrams

9yr ⋅

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Code words in integer sequences

8yr ⋅

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Display a cribbage score in ASCII

8yr ⋅

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Self Referential Polynomials

8yr ⋅

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Loops and Loops and Loops

9yr ⋅

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Mini Golf Code Golf

9yr ⋅

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Iterated Moving Average

8yr ⋅

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Proto space invaders (can you blit it?)

9yr ⋅

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Remove the mininum sum seam from an array

9yr ⋅

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Morse Decode Golf

10yr ⋅

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Draw the EU Estimated Sign

8yr ⋅

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Limerick Hello World

11yr ⋅

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Tips for golfing in Logo

7yr ⋅

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Grid crossing sequence

9yr ⋅

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Prime Nerd Sniping Pattern

9yr ⋅

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Stringing a Pearl Necklace

9yr ⋅

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Code Golf Image Downloader

10yr ⋅

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Compute the winding number

8yr ⋅

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String to Image

9yr ⋅

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Tell me the moves

10yr ⋅

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Place a Carcassonne tile

10yr ⋅

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Lego Gear Train

9yr ⋅

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Return the clock emoji closest to the current time when run

10yr ⋅

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Crack the code to the combination lock

10yr ⋅

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Fill the Screen with Wang Tiles

10yr ⋅

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Pentagonal numbers made from pentagonal numbers

9yr ⋅

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Three Indistinguishable Dice

8yr ⋅

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(Re)Implementing Tetris

12yr ⋅

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Print the AdamN tile

8yr ⋅

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Family Tree Solver

10yr ⋅

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Asymmetrical KOTH: Catch the Cat (Catcher Thread)

9yr ⋅

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The unique multiplication spiral

9yr ⋅

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Binary Recurrence Sequences

8yr ⋅

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Given an input, move it along the keyboard by N characters

9yr ⋅

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Discord large text generator

7yr ⋅

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Geohash Generator

7yr ⋅

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Write a square program that outputs the number of times it has been unrolled

10yr ⋅

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Take a break to make a snake!

10yr ⋅

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Calculate the relativistic velocity

8yr ⋅

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A Skittish Program

10yr ⋅

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A Hundred Squares!

8yr ⋅

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Produce n n-squares of integers with rotating *'s in consecuitive corners

8yr ⋅

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Count the number of a number in the picture area

7yr ⋅

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Overlapping circle

9yr ⋅

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Settlers of Catan - Longest Road!

9yr ⋅

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What is the Probability that a Knight Stays on Chessboard?

9yr ⋅

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Railroad switch network

8yr ⋅

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Order 40 sticks

9yr ⋅

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Pokeball Simulator

11yr ⋅

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Draw a simple cube

8yr ⋅

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Horror Movie Search Party

10yr ⋅

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Fill a water balloon

9yr ⋅

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Reverse Bayer Filter of an image

8yr ⋅

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Attraction Between Words

9yr ⋅

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Prefix Tree Traversal

9yr ⋅

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Find the shortest way to advance a counter to a certain number

8yr ⋅

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Make StackOverflow Explode (bookmarklet)

11yr ⋅

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Music Interval Solver

8yr ⋅

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Derivative at the Edge

8yr ⋅

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Retrieve all possible marks that can be placed in a Sudoku puzzle

8yr ⋅

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Analyse your Chair

9yr ⋅

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Which finite abelian group is this?

9yr ⋅

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Tracing the Hues of an Image

9yr ⋅

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Evaluate the Riemann Zeta Function at a Complex Number

8yr ⋅

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Letters in phone numbers

11yr ⋅

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Misconstrued Monomials

8yr ⋅

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Brainf**k to Unary and Back

9yr ⋅

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Chemical sentences! Decrypting

9yr ⋅

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Three-pointer! But what kind?

10yr ⋅

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Hello World 0.0!

14yr ⋅

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Draw the Union Jack

8yr ⋅

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Recognize handwritten digits

10yr ⋅

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Organise the Gregorian Church's Music

10yr ⋅

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Asymmetrical KOTH: Catch the Cat (Cat Thread)

9yr ⋅

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Calculate the Lunar Phase

8yr ⋅

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Draw the Stickman Wars

10yr ⋅

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Save the Geese from Extinction

9yr ⋅

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Relative vs Absolute

10yr ⋅

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Program a 2048 AI using an existing Framework

10yr ⋅

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Given a table of wins, losses and draws, output the result of each match in a sports tournament

9yr ⋅

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Averages of Angles

9yr ⋅

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Create your own Gym Exercise and follow along irl

8yr ⋅

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Connecting Gaps with Tetris Pieces

9yr ⋅

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Mondrian painting description language

10yr ⋅

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Protect my walls from these pesky doors

10yr ⋅

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The very weird word counter

9yr ⋅

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Find the Intersection of 2 Sets in Unioned Interval Notation

9yr ⋅

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Fillomino Solver

10yr ⋅

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Cause maximal disruption to a Straw Poll

8yr ⋅

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Distributing Numbers

9yr ⋅

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Phone Multi-tap Spelling

11yr ⋅

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Golf Wars Episode I: The Phantom Lightsabers

9yr ⋅

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Print sin, cos, and tan of special angles

8yr ⋅

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Robot roadie needed to pack the truck

10yr ⋅

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Climbing binomial tree to find the option value

8yr ⋅

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Triangular Grids: Simply Connected Polyiamonds

9yr ⋅

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Compose a Song!

7yr ⋅

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Travelling Salesman

10yr ⋅

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Output Graham's Number

10yr ⋅

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These are the Frequencies, Kenneth

7yr ⋅

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CAPTCHA Modified by Evil Mathematician

8yr ⋅

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Count rectangle intersections

8yr ⋅

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How to slow down a drunkard on his way home

10yr ⋅

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Plot a hyperbolic plane tessellation

9yr ⋅

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Validate a PNG file

8yr ⋅

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Create a black window with as little memory as possible

7yr ⋅

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Use 16 colors while writing Hey! 4 times

8yr ⋅

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Draw A Sierpinski Triangle

12yr ⋅

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Hexagon-In or Hexagon-Out?

8yr ⋅

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ASCII Art Chessboard

9yr ⋅

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Help Indiana Jones to get the treasure

13yr ⋅

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Counting Eisenstein primes

8yr ⋅

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Variant of racetrack with exact finishing point and zero terminal velocity

9yr ⋅

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March Madness - When Will Two Seeds Meet?

7yr ⋅

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Juggling by Numbers

10yr ⋅

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H Tree Directories

10yr ⋅

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Graphical Representation of Koch Snowflake

10yr ⋅

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Play a Perfect Game of 4x4 Hex

9yr ⋅

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A 4x4 Challenge

9yr ⋅

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Where did you COME FROM?

9yr ⋅

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Count the crossing words

9yr ⋅

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Form tiles in a rectangular ring

8yr ⋅

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Visit each drifting tracker

9yr ⋅

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Ray-trace a shiny sphere

10yr ⋅

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Generate a mandelbrot fractal?

13yr ⋅

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Generate m-sequences

8yr ⋅

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Number of Managers

7yr ⋅

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Crash IRB (interactive Ruby)

11yr ⋅

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Build a program with one simple GOTO

12yr ⋅

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LaTeX Table Generator

8yr ⋅

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is_gaussian_prime(z)?

10yr ⋅

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Counting cycles in a folding and squashing process

9yr ⋅

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Super Square Rain

10yr ⋅

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Decode my I2C Stream!

7yr ⋅

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Display Frames from .txt file

10yr ⋅

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Fake the forecast

10yr ⋅

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Collide against walls

8yr ⋅

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