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Reverse a string
Reverse the given string. Example input = 'reverse' output = 'esrever'

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Solve Linear equations
Solve Linear equations Example: x+y=2 and x+2y=3, then x and y equal to 1.

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Small Riddle
Mr. Smith has two children. If the older child is a boy, what are the odds that the other child is also a boy?

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Calculate Alcohol By Volume with Original and Final Gravity
Given an initial gravity of un-fermented wort (OG) and a final gravity of fermented wort (FG), better known as beer, it is possi...

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Cody Computer Part 1 - Guess the system font used by uipanel
list = listfonts return the list of available system fonts. Can you guess which font is used for uipanel on the CODY computer...

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Strange Number Algorithms
Three integer numbers will be provided to you. Write a function to Step1: Multiply first number by 3. Step2: Add 6 with t...

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Variable_Addition
be able to add any variable to the number one

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Make a vector of prime numbers
Input(n) - length of vector with prime numbers Output(v) - vector of prime numbers Example: * n=1; v=2 * n=3; v=[2 3 5...

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Matlab Basics II - Unit Conversion
Write a function that converts Kg to lbs, returns the answer to the nearest 1/100th of a pound

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Rounding off numbers to n decimals
Inspired by a mistake in one of the problems I created, I created this problem where you have to round off a floating point numb...

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Summation of array
Given an array, Find the sum of all of the elements in it Examples: Input x = [1 2 3 5; 4 5 6 7]; Output y is 33

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UICBioE240 2.3
Make a 4D matrix of 4x4x3x4 containing all zeros.

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Change the first and last diagonal element of the identity matrix to zero
Starting with the identity matrix, change first and last diagonal element to zero. Example If n=5 A = 0 0 ...

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Polynomial division
Divide a polynomial u by polynomial v and return the quotients only. Example: u = x^4+3*x^3+5*x+3 v = x^2+1 Answer: ...

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It's race time! Write a faster function than the test suite call of unique().
Write a function to get unique elements of a vector faster than unique()! Input will be a vector (of integers or floating point ...

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Sum of the Multiplication of Vectors
Given the vectors x and y as input, multiply the vectors and return the summation of its elements. Example: x = [1 2 ...

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Power supply: 230V to 115V
The problem is simple: we have a wall outlet which supplies 230V and an apparatus that requires 115V. Software is always chea...

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Television Screen Dimensions
Given a width to height ratio of a TV screen given as _w_ and _h_ as well as the diagonal length of the television _l_, return t...

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square root
Find the square root (y) of an input (x).

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UICBioE240 problem 1.6
Find the tangent line of a right triangle given the two of the sides. So if A = [1 1] B = sqrt(2)

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Square wave average calculation
Given its peak and duty cycle, calculate avg value of square wave

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Calculate the integral of the polynomial
for e.g. in = [3 2 1] out = [1 1 1 0]

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Box!
Given a box, find the volume of the cube. With each side = a.

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Compute LOG(1+X) in natural log
Compute LOG(1+X) in natural log

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Negation the hard way
Write a function that has the following property: f(f(x)) = -x for any numeric array x. Note that there is no restriction on ...

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Find out magnitude of vector
Find out magnitude of vector. Say x=[1 2 3], then answer must sqrt(1^2+2^2+3^2) Please don't use sum function. If you l...

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Weave two vectors into one
Weave the two given vectors into one as shown below. Example: If a = [1 1 1] b = [0 0 0] then y = [1 0 1 0 ...

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THE CALCULATOR OF LOVE
In honor of Valentine's Day, program a love calculator that figures out the percentage of compatibility between two people using...

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Reverse the input
Given an input (n), produce an output in the reverse order with out using string variables or string function. Example x ...

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Project Euler: Problem 3, Largest prime factor
The prime factors of 13195 are 5, 7, 13 and 29. What is the largest prime factor of the number being input, input might be ui...

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