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create numeric palindromes and their square roots
Given a number n (1<=n<=9), return a left justified numeric matrix p with all the palindromes of the form 1 to n and back to 1. ...

13 years ago

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Strange Number Algorithms
Three integer numbers will be provided to you. Write a function to Step1: Multiply first number by 3. Step2: Add 6 with t...

13 years ago

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provide the numerical answer to these number questions...
resturn row matrix containing the sorted numbers which answer the following questions: a) what is the first Knuth number to ...

13 years ago

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Find Factrorial without using built-in function
A number is given, you have to find the factorial of the number without using built-in factroial function. You may use loops....

13 years ago

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Convert binary numbers to hexadecimal numbers
Function must convert the input vector x composed of 0 and 1 (length is a multiple of 8) in hexadecimal. Most significant bit is...

13 years ago

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Only once: cleaning up your columns
We have a logical array (with ones and zeroes). It is simple: after processing every column may only contain a single true value...

13 years ago

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Additive persistence
Inspired by Problem 2008 created by Ziko. In mathematics, the persistence of a number is the *number of times* one must apply...

13 years ago

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Finding fourier transform of a given vector
Find the fourier transform of a given input vector for ex a=[1 2 3 4] then y=[ 10.0000 + 0.0000i -2.0000 +...

13 years ago

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Check if it is a square or cube of consecutive numbers
Check whether the element of given row vector is a square or cube of consecutive numbers. For example Input x=[4 27 16 25 ...

13 years ago

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Homemade: Control Charts
This problem is a simple version of control charts in statistics. Intput consists from 30 or more observations. * Upper limi...

13 years ago

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Insert structure in a parameter-cell array.
When creating Matlab GUI elements, you can mix value pairs with structures in the list of input arguments, e.g. |uicontrol('t...

13 years ago

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poll: would you like the regexp (?@cmd) functionality to be banned in Cody?
This problem is a poll (and a little bit of "white hat hacktivism" as well) regarding Cody users sentiment about the use of rege...

13 years ago

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Triangle sequence
A sequence of triangles is constructed in the following way: 1) the first triangle is Pythagoras' 3-4-5 triangle 2) the s...

13 years ago

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Half-Swap
Given a vector with an even number of elements, rearrange it so that the elements in its first half are switched with those i...

13 years ago

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A Poker Hand
Texas Hold ‘Em is a classical card game. In this problem, we are concerned with determining the probability of attaining a certa...

13 years ago

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Consecutive Powers
Return 2 numbers and 2 powers such that their difference is 1 A 4 element row vector is expected: x where x(1)^x(2) - x(...

13 years ago

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Find a Pythagorean triple
Given four different positive numbers, a, b, c and d, provided in increasing order: a < b < c < d, find if any three of them com...

13 years ago

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Is this triangle right-angled?
Given any three positive numbers a, b, c, return true if the triangle with sides a, b and c is right-angled. Otherwise, return f...

13 years ago

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Is this triangle right-angled?
Given three positive numbers a, b, c, where c is the largest number, return *true* if the triangle with sides a, b and c is righ...

13 years ago

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Area of an Isoceles Triangle
An isosceles triangle has equal sides of length x and a base of length y. Find the area, A, of the triangle. <<http://upload...

13 years ago

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Dimensions of a rectangle
The longer side of a rectangle is three times the length of the shorter side. If the length of the diagonal is x, find the width...

13 years ago

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Side of a rhombus
If a rhombus has diagonals of length x and x+1, then what is the length of its side, y? <<http://upload.wikimedia.org/wikipe...

13 years ago

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Side of an equilateral triangle
If an equilateral triangle has area A, then what is the length of each of its sides, x? <<http://upload.wikimedia.org/wikipe...

13 years ago

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Area of an equilateral triangle
Calculate the area of an equilateral triangle of side x. <<http://upload.wikimedia.org/wikipedia/commons/e/e0/Equilateral-tr...

13 years ago

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Length of the hypotenuse
Given short sides of lengths a and b, calculate the length c of the hypotenuse of the right-angled triangle. <<http://upload....

13 years ago

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Length of a short side
Calculate the length of the short side, a, of a right-angled triangle with hypotenuse of length c, and other short side of lengt...

13 years ago

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Find the day for a date
Today's day and date will be given to you. By utilising that you need to find the day of the old date. (Date will be in DD/MM/YY...

13 years ago

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"Find out the best cricket"
This is how I originally read Problem 2013, so let's just go with it. Give me the first and last name of the best cricket, rega...

13 years ago

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Find out the best cricketer
Irrespective of input, return Sachin Tendulkar as a output

13 years ago

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Tony's trick for duplicating an mx1 vector n times
Without using repmat, or for loop, or concatenation, create a function to duplicate a vector, v, a specified number of times, n....

13 years ago