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Replace 0 indices in array with 1's
Take a incoming vector, and replace 0's with ones

8 months ago

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Check if inputted variable is a string or a number
Check if a inputted variable is a number or a string, given a string input (i.e. '1' is 1 and thus a number, 'a' is a string).

8 months ago

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Calculating selling price
Cost of a Product is \$x What should be the selling price if you want to gain 10%?

8 months ago

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Project Euler: Problem 7, Nth prime
By listing the first six prime numbers: 2, 3, 5, 7, 11, and 13, we can see that the 6th prime is 13. What is the Nth prime nu...

8 months ago

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Box
Give the volume of a box, x is equal to the body diagonal.

8 months ago

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Given a list of US states, remove all the states that start with the letter N. If s1 = 'Alabama Montana Nebraska Vermont Ne...

8 months ago

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Matrix Generation from Vector Multiplication
Output the matrix generated from multiplying two vectors together

8 months ago

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Find the Pattern 1

8 months ago

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Upper case and lower case!

8 months ago

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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...

8 months ago

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Sum multiples

8 months ago

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Find the slope

8 months ago

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Median computation (★)
Given a vector of values, compute the median. The median is defined as the middle value in a set of *sorted* data. Thus, if ...

8 months ago

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Binary Inversion
Given the unsigned 8-bit integer x, return the number y which is the binary inversion of x. For example if x is 5, y should b...

8 months ago

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calculate Compound Intrest
Calculate Compound Intrest for given data

8 months ago

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Filter AC, pass DC
Input x is the sampled signal vector, may have both AC and DC components. Output vector y should not contain any AC component. ...

8 months ago

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Find Sine Function

8 months ago

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Create matrix of replicated elements
Given an input element x, and the dimensions, (m, n) return a matrix of size m x n filled with element x. Example: Input: ...

8 months ago

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Project Euler: Problem 10, Sum of Primes
The sum of the primes below 10 is 2 + 3 + 5 + 7 = 17. Find the sum of all the primes below the input, N. Thank you <http:/...

8 months ago

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i forgot to use capital I
When referring to yourself you should write "I" (capital) and not "i". So correct the input string x, but be aware that other u...

8 months ago

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Check capital letters
Check if each first letter of a string is a capital letter. for example: 'This Is Ok' gives a true answer and 'This Is not Ok' ...

8 months ago

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Vector of digits (★★)
Given a positive integer x, construct a vector y with all the digits of x in the order of appearance in x. Thus, if x = 172...

8 months ago

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Calculate the derivative of a polynomial
Example: in = [ 1 1 1 ] out = [ 2 1 ]

8 months ago

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Variance computation (★)
Given a vector x with several values, compute the variance, whose formula is given by: <<https://i.imgur.com/Wg95KBE.gif>> ...

8 months ago

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Derivative of polynomial
Compute the derivative of a given polynomial. The input is an <http://www.mathworks.com/help/matlab/math/representing-polynomial...

8 months ago

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calculate linear convolution two vectors
for e.g in: a = [1 2 3] b = [4 5 6] out: y = [4 13 28 27 18]

8 months ago

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find the roots of a quadratic equation
for e.g x = [ 2 -1 -3] y = [1.5 -1]

8 months ago

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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

8 months ago