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Latest Question On Cody
Get the problem number of the latest submitted Problem on Cody. Copying the test suite code might not help.

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Genome decoding
Inspired by a question on the answer forum: You are given a matrix of 8-bit integers which encodes a genome. Each integer can...

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Solving Quadratic Equations (Version 1)
Quadratic equations have the form: ax^2 + bx + c = 0. Example: x^2 + 3x + 2 = 0, where a = 1, b = 3, and c = 2. The equation has...

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longest common semi-substring
Finding longest common substring is a common problem in string processing. This problem is a variant of that. Two strings are...

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Find all the zeros of sinus , cosinus and tangent in a given interval
The aim is to find all the zeros of a function within an interval. *Input* : * fcn : an anonymous function (@sin, @cos......

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Altitude of locations on the earth
Find the altitude of a location on the earth, given latitude and longitude coordinates, above mean sea level. Input__________...

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Accurate Division
Given three integers x, y and d, return x/y (as a string) to d significant digits. Remove leading and trailing zeros. Example...

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Wind Chill Computation
On a windy day, a temperature of 15 degrees may feel colder, perhaps 7 degrees. The formula below calculates the "wind chill," i...

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Change a specific color in an image
The ability to change colors can be a useful tool in image processing. Given an m x n x 3 array (much like CData in images), fin...

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Is My Wife Wrong?
Answer the question. (see also <http://www.mathworks.com/matlabcentral/cody/problems/149-is-my-wife-right Problem 149: Is my ...

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Project Euler: Problem 3, Largest prime factor
The prime factors of 13195 are 5, 7, 13 and 29. What is the largest prime factor of the number being input, input might be ui...

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Initialize a varible with an integer value from a another variable which is assigned with a character value.
Initialize a varible with an integer value from a another variable which is assigned with a character value. ex: Test = 'c'...

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Factorions: Numbers that equal the sum of the factorials of their digits
From Wikipedia: _A factorion is a natural number that equals the sum of the factorials of its decimal digits_ For example: ...

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Get the variable value from a string and generate sum
Get the variable value from a string. Example. x = 'A=10' y = 'B=20' Result = (x+y) Result = 30

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Unusual Concatenations
The sum of the squares of certain unusual integers is equal to the concatenation of their individual digits. For example: ...

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Find the first N zeros of the 666 function
Using the following definition of the 666 function for this problem: _f(n)=sin('nnn')-cos(n*n*n)_, write a function that returns...

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Distance between two GPS Coordinates
A problem that arises when performing geographically weighted regression is determining the distance between GPS coordinates. GI...

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Whole Number Concatenator
Write a function that concatenates whole numbers. For example: numcat(111,222) should return 111222 numcat(1,2,3,4,5) s...

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Airline Ticket Mod7 Checksum
There are 13 digits in an airline ticket number. If an airline ticket number is valid, the 13th digit should be the remainder of...

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Whole Number Un-Concatenator
Write a function that accepts an integer and an index digit and returns a vector containing two integers which are the leading a...

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Filter British English into American English
Given a sentence written with British spelling, return the sentence with the offending word(s) replaced with the American spelli...

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Find vampire numbers
A <http://en.wikipedia.org/wiki/Vampire_number vampire number> is a number v that is the product of two numbers x and y such th...

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Laguerre polynomials
Given an integer _n_ ≥ 0, generate the _n_-th <http://en.wikipedia.org/wiki/Laguerre_polynomials Laguerre polynomial>. *Ex...

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Find all vampire fangs
A <http://en.wikipedia.org/wiki/Vampire_number vampire number> is a number v that is the product of two numbers x and y such th...

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Delete 2nd and 5th column of Given 6*6 matrix
Delete the 2nd and 5th columns of the given 6*6 matrix. Example Suppose A = magic(6) 35 1 6 26 19 ...

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Text Processing - New
Derived from problem 2440. A string containing several sentences are given as input. If any sentence contains the word 'great...

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Must be in the front row...
You are given a matrix followed by a single number. Your object is to write a script that will shift the matrix around so that ...

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What is the nth step in Conway's Life?
Based on <Problem 52. What is the next step in Conway's Life?> Generalize your solution to Problem 52 - Give the state of the...

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Dudeney Numbers: Numbers which are the cube of their decimal sum
From Wikipedia: _A Dudeney number is a positive integer that is a perfect cube such that the sum of its decimal digits is equa...

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Create all combinations of vectors
This function exists in the Neural Network Toolbox but is not available in Cody. Can you write such a function? See <http://...

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