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Find the biggest empty box
You are given a matrix that contains only ones and zeros. Think of the ones as columns in an otherwise empty floor plan. You wan...

ungefär 12 år ago

Solved


Without french accent please !
Suppress french accent For example 'Déjà présent' -> 'Deja present'

ungefär 12 år ago

Solved


How long is the longest prime diagonal?
Stanislaw Ulam once observed that if the counting numbers are <http://en.wikipedia.org/wiki/Ulam_spiral arranged in a spiral>, t...

ungefär 12 år ago

Solved


Find the list of all open files
In the test suite, I use <http://www.mathworks.com/help/matlab/ref/fopen.html fopen> to create new files. The task is to find th...

ungefär 12 år ago

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How many monitors are connected ?
How to obtain the numbers of monitors connected to your computer ?

ungefär 12 år ago

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Clock Hand Angle 1
Given a time in HH:MM:SS, find the smallest angle (in degrees) between the hour and minute hand

ungefär 12 år ago

Solved


Find files with extension ext in the current directory
List all files with extension 'ext' in the current directory. Return a char matrix with the name of files in rows. Return 0 if...

ungefär 12 år ago

Answered
Extract numbers from mixed string
Maybe a little bit too late, but i like to present you also my ("regexp training"-) solution. :) A = regexp(Str,'(?<Keyword...

ungefär 12 år ago | 2

Solved


Parasitic numbers
Test whether the first input x is an n-parasitic number: <http://en.wikipedia.org/wiki/Parasitic_number>. ( _n_ is the second in...

ungefär 12 år ago

Solved


Extract Built In Functions and Toolbox Functions from String or Function Handle
Find the Built-In functions and Toolbox functions in either a string or a function handle. Generate a string of alphabetized ...

ungefär 12 år ago

Answered
Counting the unique values
Hello Pat, first idea i came up with: A = {'','c1','c2','c3','c4','c5'; 'gene1' 'd' 'u' 'd' 'u' 'd';... 'ge...

ungefär 12 år ago | 1

| accepted

Solved


Recurring Cycle Length (Inspired by Project Euler Problem 26)
Preface: This problem is inspired by <http://projecteuler.net/problem=26 Project Euler Problem 26> and uses text from that quest...

ungefär 12 år ago

Solved


Script file size
Determine the file size of a script, "function.m". This is the base scoring method for Cody and the Matlab Contests. A met...

ungefär 12 år ago

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Hack not this Test Suite you will
Another Hack 10000 Challenge. I am thinking of an integer between 1 and 10000. Return a value between 1 and 10000. I ma...

ungefär 12 år ago

Solved


Hackathon - String version
I have a function that creates a random string of characters of ASCII values 32-127. The length of the string is also randomly ...

ungefär 12 år ago

Solved


How to add?
* Imagine you are in 2222 Anno Domini, when everyone must learn how to add, * and competing for the highly prestigious post of,...

ungefär 12 år ago

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Monty Hall
The classic Monty Hall "Let's Make a Deal" final showcase puzzle pits the contestant against three Doors. Behind one Door are dr...

ungefär 12 år ago

Solved


Find mistyped words in text (mixed-up letters)
Mistyped words are a regular occurrence in emails, texts, status updates, and the like. Many times, people send or post a second...

ungefär 12 år ago

Solved


Solve Quadratic : No * - or key functions permitted
Solve the quadratic equation *ax^2+bx+c=0*. However, some of the normal functions and symbols are not allowed. x=[ -b +/- sq...

ungefär 12 år ago

Solved


Pull the variable y_correct from the Caller's Workspace
*Description* This highlights a very easy to use and high-scoring cheat that can be used on almost all Cody questions.

ungefär 12 år ago

Solved


Find the maximum number of decimal places in a set of numbers
Given a vector or matrix of values, calculate the maximum number of decimal places within the input. Trailing zeros do not coun...

ungefär 12 år ago

Solved


Calculate the area of a triangle between three points
Calculate the area of a triangle between three points: P1(X1,Y1) P2(X2,Y2) P3(X3,Y3) these three points are the vert...

ungefär 12 år ago

Solved


Differential equations I
Given a function handle |f| an initial condition |y0| and a final time |tf|, solve numerically the differential equation dy...

ungefär 12 år ago

Solved


Project Euler: Problem 16, Sums of Digits of Powers of Two
2^15 = 32768 and the sum of its digits is 3 + 2 + 7 + 6 + 8 = 26. What is the sum of the digits of the number 2^N? Thanks ...

ungefär 12 år ago

Solved


Make a run-length companion vector
Given a vector x, return a vector r that indicates the run length of any value in x. Each element in r shows how many times the ...

ungefär 12 år ago

Solved


Assign numerical values to a structure with 1 field
The aim is to assign values to a multidimensional structure *without using for-loop or while-loop* Example with a structure ...

ungefär 12 år ago

Solved


Fill a zeros matrix
The aim is to fill an array of all zeros given a numerical value and the index of row and columns for this value. 3 Inputs: ...

ungefär 12 år ago

Solved


Remove white space from the string
Remove the white spaces (trailing and leading) from the input variable

ungefär 12 år ago

Solved


Are all the three given point in the same line?
In this problem the input is the coordinate of the three points in a XY plane? P1(X1,Y1) P2(X2,Y2) P3(X3,Y3) how can...

ungefär 12 år ago

Solved


Flag largest magnitude swings as they occur
You have a phenomenon that produces strictly positive or negative results. delta = [1 -3 4 2 -1 6 -2 -7]; Marching thr...

ungefär 12 år ago

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