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Wythoff Sequence
Find the lower Wythoff sequence up to n. For more information, <https://oeis.org/A000201>

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Prime number check (★★)
One way to see if a number x is prime is to compute the remainders obtained when dividing x by all integers from 2 to √(x). If x...

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Rotate matrix by coloumns

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Integer to boolean
Write a general function that will create the following conversation; Input is a column vector with integers Output is a b...

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Find the coefficient of a number in scientifc notation
Given a non-negative real number N, find the coefficient C and the exponent E of its scientific notation (N = C 10^E). Note that...

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Numbers at bit-boundary
Find if a number is on or below the bit-boundary, as defined below. Examples 7,9 straddle the bit-boundary at 2^3 as do 31,32 ...

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Decoding : Find the value
'u' in the function below is of type char or string and 'v' is of type int or double. function y = your_fcn_name( u, v) ...

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Zero Out Negative Elements
Write a MATLAB function called zeroNegatives that takes a numeric vector v as input and returns a modified version where all neg...

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Card Game
This is an overly simplified and highly modified version of card game Twenty-Nine. A deck of 100 unique cards (hypothetical) ...

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Pizza order
A pizza order by phone in diameter d1, pizza will be make only in diameter d2. Return the pizza pieces p should be make.(pizza ...

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Substring Extraction
In a given string, find the substring between Start_string and End_string. You will have to include or exclude the Start_str...

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Avalaible area: wall construction
You need to build a wall to enclose a certain area. Calculate the available area after you build the wall. Assumptions * ...

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Calculating distance of lightning based on time delay
If we know the time delay between when we see lightning and hear thunder then we can calculate approximate distance(in meters) o...

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Rock Paper Scissors Lizard Spock
Can't decide what to watch on TV? How about settling the dispute with a good old fashioned round of Paper Scissors Lizard Spock ...

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Pick the die most likely to win
After discussing Rock, Paper, Scissors, Lizard, Spock in The Simpsons and their Mathematical Secrets, Simon Singh writes that in...

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cross-section of 3D pyramid
Create 3d pyramid of ones and zeros...where pyramid-part is denoted by ones and outer-part is denoted by zeros..where base is sq...

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Finger Counting
Just counting numbers using fingers. First all my ten fingers are closed. I will say 1 and open my one finger. Likewise for 6...

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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...

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combine cells
A cell type variable is created. However it has other cells in itself. we want to integrate them all in a single cell. the conte...

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Count digits
Count total number of digits from 1 to n. * n=13 * output=17 since from [1-9] total 9 digits.[10-13] total 4*2=8 digits.

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Repeat Vector Values an Arbitrary Number of Times
Given two vectors of the same size, repeat the values of the first vector the number of times given in a second vector. For exam...

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Find the outcast
All pairs have the same difference except for one. Output the index of the latter Example: input =[0 1; 1 0; ...

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Sort Non-zeros
Consider 0s in a vector creates a break-point. sort all the sub-arrays created by those break points. For example, a = [3, 4, 1...

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Return strings encapsulated by braces
Return all substrings that are contained within braces ({}). For example: str = 'x = rho*x{-1} + (1-rho)*y{+1}'; when...

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Number of occurrences of letter in a text
Given an input text either as a string or as a cell array of strings, return a (1 x 26) matrix containing the number of occurren...

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Pascal's triangle
<https://en.wikipedia.org/wiki/Pascal%27s_triangle> if the order is: x = 3; the output will be: output = [0 0 0 1 0 0 ...

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Elements with highest local average
Input v is a row vector such that length(v)>3. Consider a sliding window of length 3 that is used to calculate the local average...

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Solve the logic
logic(1) = -4 logic(2) = -8 logic(3) = -9 logic(4) = 4 logic(5) = 95 logic(6) = 690

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Median computation (★★★)
See easy edition of this problem. However, now you must compute the median of any real-valued vector without using the in-built...

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