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7 segment LED display
Given a whole number, output how many segments would be lit up to display it on a 7 segment LED display (see Wikipedia: <http://...

5 years ago

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Sum of logarithms
Given a vector, v, of real positive numbers, compute the sum, s, of the base-10 logarithms of the elements of v, without the use...

5 years ago

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Where is she?
Given the numbers 12, 3, 6, 9 Tell where the girl is located. That is: Look to your 3 o'clock = look right Example ...

5 years ago

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Remove and Sort
Given a randomized array n, sort it and remove all odd integers. n=5 y = [2 4]

5 years ago

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Find the index of elements in a string vector
In the vector of v, find the index of elements specified by a. v = ["Lion","Koara","Elephant","Snake","Dog","Cat","Camel"]; ...

5 years ago

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Pentagonal Numbers
Your function will receive a lower and upper bound. It should return all pentagonal numbers within that inclusive range in ascen...

5 years ago

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How many digits are there?
Input(s) - any string Output(n) - number of digits within string s

5 years ago

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Can the given sides form a triangle?
Can the three given sides form a triangle?

5 years ago

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Case-insensitive Character Detection
Find the index of a particular character in a string ignoring case. Example Input: x = 'aAbhhfdf' n = 'a' ...

5 years ago

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Add one raw in given matrix as shown in example
*Add one raw in given matrix as shown in example* A=[1 0;0 1]; X=[3 5]; Answer must be:[1 0; 0 1;3 5]

5 years ago

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Back to basics - mean of corner elements of a matrix
Calculate the mean of corner elements of a matrix. e.g. a=[1 2 3; 4 5 6; 7 8 9;] Mean = (1+3+7+9)/4 = 5

5 years ago

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Find out of matrix transpose Complex conjugate
Find out of matrix transpose Complex conjugate A=[2 3+i;1 4+i] Then answer must be [2.0000 1.0000; ...

5 years ago

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Find out characteristics equation of given matrix.
Find out characteristics equation of given matrix. A=[0 2; 1 8] then char. eq is s^2-8*s-2=0 and answer should be [1 -8 -2] ...

5 years ago

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Find the mode of the given input
Find the statistical <http://en.wikipedia.org/wiki/Mode_(statistics)/ mode> of the given input. Example: If X is matr...

5 years ago

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Find the rank of a matrix
Determine the rank of a matrix without using the MATLAB function of the same name.

5 years ago

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Replace odd number in given matrix by zero
Replace the odd numbers in a given matrix with zero. Example A = [ 17 24 1 8 15 23 5 7 ...

5 years ago

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Count number of words in string
Count number of words in string Examples 'hi', answer is 1 'hi hi', answer is 2 'I enjoy cody', answer is 3

5 years ago

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Convert decimal to hex as shown in test cases
Convert decimal to hex as shown in test cases.

5 years ago

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Right and wrong
Given a vector of lengths [a b c], determines whether a triangle with those sides lengths is a right triangle: <http://en.wikipe...

5 years ago

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Test - Add sequence of numbers with given start, step, and end

5 years ago

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Count up then down
Create a function that produces counting up from 0 up to n then down to 0 n=2 --> 0 1 2 1 0 n=3 --> ...

5 years ago

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Test if two numbers have the same digits
Given two integers _x1_ and _x2_, return |true| if the numbers written with no leading zeros contain the same digits. That is, t...

5 years ago

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Converter temp 0 to 200 degree C to 4 to 20mA
Converter temp 0 to 200 degree C to 4 to 20mA (It is used in transmitter)

5 years ago

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Is this matrix orthogonal?
Given a square matrix, a, determine whether it is orthogonal. INPUT: a, a n x n matrix OUTPUT: true or false

5 years ago

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Falling on the Moon.

5 years ago

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Duplicate a character
Duplicate a character 'n' times. Example 1: str='a' n=5 output='aaaaa' Example 2: str='*' n=3 output='***'

5 years ago

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Close MATLAB with keyboard
Close MATLAB with keyboard without using mouse

5 years ago

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Mode
Find the mode of the vector Assumption: no vector is bimodal Example 1: input=[1 2 3 4 4]; output=4 Example 2: input=[7...

5 years ago

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Projector Matrix
Write a function to determine whether or not the matrix is a projector. Projector matrices are defined as P^2 = P.

5 years ago

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Find out Harmonic mean.
Find out Harmonic mean.

5 years ago