William Dyer

Last seen: 1 year ago | Active since 2021

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Minefield Sonar
*Background* In mine-hunting games (e.g. Microsoft Minesweeper), the user is provided with a covered grid that, upon a left c...

1 year ago

Solved

Perform Rubik's Cube Moves
A standard Rubik's Cube is shown in 3-D and also unfolded to identify the specific Tile-face numbering. The faces are White-U...

1 year ago

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Find the Best Hotels
Given three input variables: hotels - a list of hotel names ratings - their ratings in a city cutoff - the rating at which yo...

1 year ago

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Crop an Image
A grayscale image is represented as a matrix in MATLAB. Each matrix element represents a pixel in the image. An element value re...

1 year ago

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Calculate BMI
Given a matrix hw (height and weight) with two columns, calculate BMI using these formulas: 1 kilogram = 2.2 pounds 1 inch = 2...

1 year ago

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Plot Damped Sinusoid
Given two vectors |t| and |y|, make a plot containing a blue ( |b| ) dashed ( |--| ) line of |y| versus |t|. Mark the minimum...

1 year ago

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Calculate a Damped Sinusoid
The equation of a damped sinusoid can be written as |y = A.ⅇ^(-λt)*cos(2πft)| where |A|, |λ|, and |f| ...

1 year ago

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Solve a System of Linear Equations
Example: If a system of linear equations in x₁ and x₂ is: 2x₁ + x₂ = 2 x₁ - 4 x₂ = 3 Then the coefficient matrix (A) is: 2 ...

1 year ago

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Verify Law of Large Numbers
If a large number of fair N-sided dice are rolled, the average of the simulated rolls is likely to be close to the mean of 1,2,....

1 year ago

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Find the Oldest Person in a Room
Given two input vectors: * |name| - user last names * |age| - corresponding age of the person Return the name of the ol...

1 year ago

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Convert from Fahrenheit to Celsius
Given an input vector F containing temperature values in Fahrenheit, return an output vector C that contains the values in Celsi...

1 year ago

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Calculate Amount of Cake Frosting
Given two input variables r and h, which stand for the radius and height of a cake, calculate the surface area of the cake you n...

1 year ago

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Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

1 year ago

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generate nth pentatope number
https://en.wikipedia.org/wiki/Pentatope_number

3 years ago

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Decimal Comparison
*Background* A utility of particular interest to Cody and other MATLAB ventures is comparing the equality of two numbers. In ...

3 years ago

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Cell Counting: How Many Draws?
You are given a cell array containing information about a number of soccer games. Each cell contains one of the following: * ...

3 years ago

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Number of 1s in a binary string
Find the number of 1s in the given binary string. Example. If the input string is '1100101', the output is 4. If the input stri...

3 years ago

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The Tower of Hanoi
In the <http://en.wikipedia.org/wiki/Tower_of_Hanoi Tower of Hanoi problem> with 3 rods (1, 2 & 3), the goal is to move a tower ...

3 years ago

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Determinant without using det()
Given a square matrix A, compute the <http://en.wikipedia.org/wiki/Determinant determinant> of A. Note that you may not use t...

3 years ago

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Multiplication
Multiply two numbers in a different manner. The numbers are given to you as vectors x and y. Example x = [ 1 2 0 1 ] ...

3 years ago

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Converting Decimal to Binary
Given a decimal number that may include a fractional component, convert it into binary representation. The numbers you are given...

3 years ago

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Perl 1: push
_This is part of a series of perl function which were very helpful for many perl programmers. Could you implement it in Matlab?_...

3 years ago

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Concatenated roots
Which is the value of this infinte concatenated roots? <<https://s27.postimg.org/i4hkin7xf/Code_Cogs_Eqn.gif>> Note: If ...

3 years ago

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Church Encoding
Church encoded numeral is a function which takes two arguments _f_ and _x_ and applies _f_ to _x_ several times. For example,...

3 years ago

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Calculate cosine without cos(x)
Solve cos(x). The use of the function cos() and sin() is not allowed.

3 years ago

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Calculate sin(x) without sin(x)
Calculate y = sin(x) x = 0 -> y= 0 without the use of sin(x) or cos(x)

3 years ago

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Calculate the hypotenuse of a right triangle without using ^ and sqrt ()
Find out the hypotenuse of right triangle. Say a = 4, b = 3 then c = 5 Please don't use ^ and sqrt() function.

3 years ago

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Airline Ticket Mod7 Checksum
There are 13 digits in an airline ticket number. If an airline ticket number is valid, the 13th digit should be the remainder of...

3 years ago

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

3 years ago

Solved

modular arithmetic
Given three integers a,b and c, find the remainder when a^b is divided by c. Here, a^b will be well beyond the largest 64 bit in...

3 years ago