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Happy 2013...
Happy 2013, everyone! An interesting tidbit about 2013 is that it is the first year since 1987 to contain four different digits...

3 months ago

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Lychrel Number Test (Inspired by Project Euler Problem 55)
The task for this problem is to create a function that takes a number _n_ and tests if it might be a Lychrel number. This is, re...

3 months ago

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Determine if input is a Narcissistic number
<http://en.wikipedia.org/wiki/Narcissistic_number Narcissistic number> is a number that is the sum of its own digits each raised...

3 months ago

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Determine if input is a perfect number
A perfect number occurs whent the sum of all divisors of a positive integer, except the number itself, equals the number. Examp...

3 months ago

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First N Perfect Squares
*Description* Return the first N perfect squares *Example* input = 4; output = [ 1 4 9 16 ];

3 months ago

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2048 Next Move
Given a board in the game 2048 (see the game here: <http://gabrielecirulli.github.io/2048/ 2048>) and a direction ('up','down','...

3 months ago

Solved

PONG 001: Player vs Wall, 4 Lives, Interactive download
Variation of the Original Classic PONG game brought to Cody. Attempt to keep the ball alive against a Wall. The ball speeds u...

3 months ago

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PACMAT - Ghosts maximize unique locations; 3 Lives
The Classic PACMAN game brought to Cody. PACMAT Ghosts Random requires clearing the board of Yellow Dots while not bumping in...

3 months ago

Solved

PACMAT - Ghosts Random; 3 Lives
The Classic PACMAN game brought to Cody. PACMAT Ghosts Random requires clearing the board of Yellow Dots while not bumping in...

3 months ago

Solved

PACMAT Easy
The Classic PACMAN game brought to Cody. PACMAT_Easy is the simple case of clearing the board of Yellow Dots while not bumpin...

3 months ago

Solved

Give the Shortest Path Through The Maze
*Description* The purpose of this problem is to give the shortest path through a maze. The maze will be provided in a codifie...

3 months ago

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Minefield Sonar
*Background* In mine-hunting games (e.g. Microsoft Minesweeper), the user is provided with a covered grid that, upon a left c...

3 months ago

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PACMAT 05 - Optimized Ghosts, PACMAT increasing speed, 12 Lives
The Classic PACMAN game brought to Cody. PACMAT requires clearing the Yellow Dots while avoiding the wandering ghosts in 12 l...

3 months ago

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PACMAT 04 - Optimized Ghosts, Equal Speed, 10 Lives
The Classic PACMAN game brought to Cody. PACMAT requires clearing at least 130 Yellow Dots while avoiding the wandering ghost...

3 months ago

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2048 tile game
The popular 2048 game has been implemented here: http://gabrielecirulli.github.io/2048/ Given the board like this: [2...

3 months ago

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GJam 2014 China Rd B: Dragon Maze
This Challenge is derived from <http://code.google.com/codejam/contest/2929486/dashboard#s=p3 GJam 2014 China Dragon Maze>. Smal...

3 months ago

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GJam 2014 China Rd A: Maze with a Left Hand Rule
This Challenge is derived from <http://code.google.com/codejam/contest/2924486/dashboard#s=p3 GJam 2014 China Cross the Maze>. ...

3 months ago

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PONG 003: 3-Ball Rectangle, Interactive Download
Variation of the Original Classic PONG game brought to Cody. PONG 003 is a rectangular board (2000,1000) with reasonable veloci...

3 months ago

Solved

PONG 002: Rectangle, Interactive Download, Easier Play
Variation of the Original Classic PONG game brought to Cody. PONG 002 is a rectangular board (2000,1000) with slower initial ve...

3 months ago

Solved

Acid and water
⚖ ⚖ ⚖ ⚖ ⚖ ⚖ ⚖ ⚖ Assume that there is a 100 liter tank. It is initially fi...

3 months ago

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Digit concentration in Champernowne's constant
Consider the first 50 digits of Champernowne's constant 0.12345678910111213141516171819202122232425262728293... The...

3 months ago

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Pandigital Multiples of 11 (based on Project Euler 491)
A "Pandigital number of order X" is one that contains all of the numbers from 0 to X, but with no leading zeroes. If X>9, the cy...

3 months ago

Solved

Sums of Distinct Powers
You will be given three numbers: base, nstart, and nend. Write a MATLAB script that will compute the sum of a sequence of both ...

3 months ago

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The 5th Root
Write a function to find the 5th root of a number. It sounds easy, but the typical functions are not allowed (see the test su...

3 months ago

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Ned's queens
A tribute to Cody's five-year anniversary should also celebrate the people behind Cody, and in this particular case, our illustr...

3 months ago

Solved

Group-wise Euclidean distance
*Input*: * *x* —— An array of size *n-by-d*, where each row vector denotes a point in a d-dimensional space; * *g* —— A gro...

3 months ago

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5th Time's a Charm
Write a function that will return the input value. However, your function must fail the first four times, only functioning prope...

3 months ago

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Is this a valid Tic Tac Toe State?
For the game of <https://en.wikipedia.org/wiki/Tic-tac-toe Tic Tac Toe> we will be storing the state of the game in a matrix M. ...

3 months ago

Solved

An asteroid and a spacecraft
&#128640 Imagine a non-relativistic simple situation. Assume positions p0, p1, p2, and p3 are three dimensional Cartesian ...

3 months ago

Solved

Inscribed Pentagon? 2
Your function will be provided with the five vertices of a pentagon (p) as well as the center point (cp) and radius (r) of a cir...

3 months ago