# Guillaume

### University of Brighton

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**Feeds**

Solved

Cell joiner

You are given a cell array of strings and a string delimiter. You need to produce one string which is composed of each string fr...

5 years ago

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Determine whether a vector is monotonically increasing

Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...

6 years ago

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How to subtract?

*± ± ± ± ± ± ± ± ± ± ±* * Imagine you need to subtract one...

6 years ago

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Pair Primes

Let's define pair primes as follow; * *For 2 digits numbers:* 11 and 17 are pair primes because both of them are 2 digits pri...

6 years 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...

6 years ago

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"Cody" * 5 == "CodyCodyCodyCodyCody"

*Alice*: What? *"Cody" * 5 == "CodyCodyCodyCodyCody"*? You've gotta be kidding me! *Bob*: No, I am serious! Python supports...

6 years ago

Solved

Number of Even Elements in Fibonacci Sequence

Find how many even Fibonacci numbers are available in the first d numbers. Consider the following first 14 numbers 1 1 2...

6 years 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...

6 years ago

Solved

Relation between functions "dec2bin" & "dec2binvec"

Here it's an easy problem we try to find the relation between the two functions "dec2bin" & "dec2binvec", so here you must write...

7 years ago

Solved

Replace Negative(-) by 0 and positive by 1

In a given Matrix Replace all element having *Negative sign with 0* and *Positive elements with 1* .

7 years ago

Solved

A different counting method

Given an array (x) of integers, the "counting" array (y) is showing the number of identical consecutive integers in x in front o...

7 years ago

Solved

Evaluating continued fractions

Given row vector c=[c0 c1 c2 c3 ...] evaluate the continued fraction x=c0+1/(c1+1/(c2+1/(c3+...))) If c is a ...

7 years ago

Solved

Isothermal Expansion

Given the initial pressure and volume of an ideal gas, calculate the new volume, given the new pressure. Hint: <https://en.wi...

8 years ago

Solved

Sum two real numbers

It seems easy, but... You cannot use +, -, plus, diff, cumsum, *, prod, times, etc.

8 years ago

Solved

Does this dress make me look fat

For the input string "Does xyz make me look fat" output the string "No, xyz does not make you look fat"

8 years ago

Solved

Fifteen Parity Check

The Matlab function fifteen initializes the 4x4 array with randperm(16), which produces 50% unsolvable puzzles. A <https://en.wi...

8 years ago

Solved

MATLAB Prison: Summing light bulbs

On one wall in the MATLAB prison there is a row of n numbered light bulbs. Each bulb is controlled by a switch. Every morning, n...

8 years ago

Solved

Number of divisors of a given number

Given a Number n, return the number of his divisors without listing them example: n=14 ; Divisors={1,7,2,14} ; y=4 n=...

8 years ago

Solved

Full combinations

Given n input vectors x1, x2, …, xn, generate a p*n matrix y whose rows contain all element-wise combinations of the vectors x1,...

8 years ago

Solved

Accessing values in a cell

You are given c, which is a 1xN cell array, and a and b, which are each two 1xM vectors. Your job is to give the bth value in t...

8 years ago

Solved

How many ways to write a number

Given two positive numbers n and k, where n>=k. In how many ways can we write n as sum of k positive numbers. Same numbers but d...

8 years ago

Solved

GJam March 2016 IOW: Polynesiaglot Small

This Challenge is derived from <http://code.google.com/codejam/contest/8274486/dashboard#s=p2 GJam March 2016 Annual I/O for Pol...

8 years ago

Solved

the "power matrix" of two vetcors

Given two row vectors x,y of lengths m and n (resp.), create an m x n matrix whose i,j entry is x(i)^y(j).

8 years ago

Solved

Raise a polynomial to a power

In Matlab, polynomials are represented by a vector of coefficients. For example, the polynomial p=a + b*x + c*x^2 is represente...

8 years ago

Solved

Is my wife really right?

For every input, output the string 'yes' once. Example: [yes1, yes2] = YesSheIs('Am I right?', 'Do you love me?') yes1 = '...

8 years ago

Solved

GJam March 2016 IOW: Cody's Jams

This Challenge is derived from <http://code.google.com/codejam/contest/8274486/dashboard GJam March 2016 Annual I/O for Women Co...

8 years ago

Solved

Create formatted value string Cell array of a vector

This Challenge is to create a cell array that contains strings of vector components in a given format. c=vector2formattedstri...

8 years ago

Solved

Find the gcm of n given values

Create a function that given n integer values greater than zero, finds the two numbers with the greatest common divisor and retu...

8 years ago

Solved

Convert integer to base26 using letters

Write a function that converts a decimal integer to base26 using the letters of the english alphabet, i.e. 0->'a', 1->'b', 2->'c...

8 years ago