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Frequency Analysis of Text

Frequency analysis is a common task in cryptoanalysis. It is essentially counting the occurrences of alphabets (regardless of ca...

12 days ago

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Flag a convertible string

If a string is able to be entirely converted to an integer, return a "true" flag. Otherwise, return a false flag. For example: ...

12 days ago

Solved

Go to the head of the class!

You're given a matrix and a single number. If that number is in the matrix, reorder the matrix so that number is in the first r...

14 days ago

Solved

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 ...

14 days ago

Solved

Magnet and Iron

(Inspired from <http://www.mathworks.com/matlabcentral/cody/problems/112 Problem 112: Remove the air bubbles>) Iron (atomic n...

14 days ago

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Compute the nth Pythagorean prime

Pythagorean primes have the form p = 4n+1, where n is an integer, and they can be written as the sum of squares of two integers....

14 days ago

Solved

Justify the character string in center with proportional fonts

how to justify a string of character into center with proportional fonts? Example: x='justify string ' output is ' justif...

14 days ago

Solved

Vector of digits (★★)

Given a positive integer x, construct a vector y with all the digits of x in the order of appearance in x. Thus, if x = 172...

14 days ago

Solved

How to locate the position of an element in a vector without using the find function

(copy of prob 105 with test for find function) Write a function posX = *locatePos* (x,y) which returns the location o...

14 days ago

Solved

Create a random logical vector of N elements of which M are true.

Your task for tomorrow is to create a random binary (logical) vector of N elements of which M are true. For example: ran...

18 days ago

Solved

Largest territory

Determine whose territory is largest. If there are multiple numbers tied for the largest territory, return the smallest number. ...

19 days ago

Solved

return row and column indices given 2 values which define a range

Inspired by problem <http://www.mathworks.co.kr/matlabcentral/cody/problems/856-getting-the-indices-from-a-matrice> Inputs: - ...

19 days ago

Solved

Return a list sorted by number of consecutive occurrences

Inspired by Problem 38 by Cody Team. Given a vector x, return a vector y of the values in x sorted by the number of CONSECUTIVE...

19 days ago

Solved

Create logical matrix with a specific row and column sums

Given two numbers *|n|* and *|s|*, build an |n-by-n| logical matrix (of only zeros and ones), such that both the row sums and th...

19 days ago

Solved

Put two time series onto the same time basis

Use interpolation to align two time series onto the same time vector. This is a problem that comes up in <http://www.mathwork...

20 days ago

Solved

Convert Angstrom to Meters

Write a code that converts the angstrom unit to meters.(A is angstrom and m is meters.)

20 days ago

Solved

GPA

Math's credit is 5 and you got x | Physics's credit 7 and you got y what is your GPA

20 days ago

Solved

Kelvin to Fahrenheit

You can find a doc about it in here => https://www.rapidtables.com/convert/temperature/how-kelvin-to-fahrenheit.html x is kelvi...

20 days ago

Solved

Given A4 sizes find A3's long side

I think you know the relation between A3 and A4 paper so givens are sides of A4 x1=long side of A4 y1=short side of A4 y2 is ...

20 days ago

Solved

Volume of Equilateral Triangle Prism

Find volume of equilateral triangle prism x = side of triangle l = length of prism

20 days ago

Solved

Integer Sequence - 1

Check the test suite to determine the relationship between input integer scalar and output integer scalar.

20 days ago

Solved

sumdigits

function [p1,p2] = goldbach(n) for p1 = 1:n if isprime(p1) p2 = n - p1; if isprime(p2) re...

20 days ago