Community Profile

Chris Cleveland

1,788 2013 年以降の合計貢献数

Let the cody begin!

Professional Interests: Mathematics, Chemical Engineering, Electrochemical Systems, and Machine Learning.

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Energy of a photon
*&#9883 &#9762 &#9883 &#9762 &#9883 &#9762 &#9883* Given the frequency F of a photon in giga hertz. Find energy E of this...

2年以上 前

Some Assembly Required
The input to this function is a matrix of real numbers. Your job is to assemble the rows of the matrix into one large row that ...

2年以上 前

What is the next step in Conway's Life?
Given a matrix A that represents the state of <http://en.wikipedia.org/wiki/Conway's_Game_of_Life Conway's game of Life> at one ...

2年以上 前

Problem 44444 !!! free beer everyone
just say hallelujah to resolve this problem

3年弱 前

free points
function y = your_fcn_name(x) y = x(1)+x(2); end

3年弱 前

Pi Digit Probability
Assume that the next digit of pi constant is determined by the historical digit distribution. What is the probability of next di...

3年弱 前

How to subtract?
* Imagine you need to subtract a few numbers using MATLAB. * You will not be using eval for this task. * Given two ASCII strin...

3年弱 前

Make a rainbow matrix (follow-up to checkerboard matrix)
Given an integer n, make an n-by-n matrix as shown below. The a(1,1) should be 0. As we move away from the top-left, the number ...

Write function called huge_add that adds together two positive integers of any length specified as char vectors using decimal n...

Equal temperament - musical notes and frequency
Starting from 440Hz note (musical note A above middle C), create 13 notes, using twelve-tone equal temperament, in Herz units. ...

The last non-zero digit of a factorial
For given positive integer n, what is the last non-zero digit of n!? Example: factorial(11) = 39916800 Last non-zero d...

The number of trailing zero digit of a factorial
For given positive integer n, take factorial of that number. How many trailing zeros does it have? Example: factorial(11) = 3...

Smallest n, for n! to have m trailing zero digits
For given positive integer n, its factorial often has many trailing zeros, in other words many factors of 10s. In order for n! t...

Under the sea: Snell's law & total internal reflection
<https://en.wikipedia.org/wiki/Snell's_law> When a light travels from one medium to another medium, depending on the refracti...

Fractal: area and perimeter of Koch snowflake
Starting from an equilateral triangle with side 's', what is the area and perimeter of Koch snowflake at n'th recursive iteratio...

Unfold a 2-D matrix to a 1-D array in Adaptive zig-zag order, e.g., for matrix [ 1 2 5 6; 3 4 7 8; 9 10 13 14; ...

Stop a ZigZag scanning N*N Matrix at any diag you want
Suppose that we have a 2-D matrix and we try to obtain a 1-D array in zig-zag order, but not all values of our 2-D matrix e...

First use of arrayfun() and anonymous function @(x)
Create an anonymous function using @(x) for a parabola equation for the given coefficients stored in s with s(1)x2 + s(2)x +...

Determine if a four bar mechanism is of Grashof type
A four bar mechanism is composed of four links. if s is the smallest link, l the longest and p,q are the length of the other lin...

'5*3' copy character 3 - five times
The input is a string. Wherever a * sign occurs in string repeat copies of character on the right hand side of * sign. The numbe...

Determinants
Given a square matrix(A), find the determinant(d). For example: A = [1,3;4,5] d = 1*5-4*3 = -7

Matrix game: Winner takes all
Given a matrix A, return a new matrix of the same size in which the biggest element of each column in A takes 1, and 0 for all t...

number of groups
In a classroom, *n* students work on a special project and the other students work in groups of five. If there are 18 students i...

Find my secret function IV
We use the same secret function used on the past "Find my secret function ..." x=23 -------->> y=3 X=1000 ------->> 163

Find my secret function III
only write a function gives you an outputs as expls: input: x=2 ------->>> Output: Y=1 input: x=100 ------->>> Output: Y=...

Find my secret function II
If give my function a x value it will give me a y value, so find the secret of it: Examples: input x=23 ---- >>> output y=1...

Find my secret function I
If give my function a x value it will give me a y value, so find the secret of it: Examples: input x=[2 5 6 8 9] ---- >>> o...

Determine whether the number is multiple of 3 or not
Let a=6 and as 6 = 2*3 which means 6 is multiple of 3; return true if a is multiple of 3,otherwise false.

Percentage profit:6: Cumulative Interest
If a bank is giving r% yearly cumulative interest for deposit, how much money we can get by depositing x amount of money monthly...

Percentage profit:5: Cumulative Interest
If a bank is giving r% yearly cumulative interest for deposit, how much profit we can get by keeping x amount of money for n mon...