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Average valid values of arrays
Given a 1D array (column or row vector), compute the average of valid values. Valid values are defined via two thresholds: minVa...

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Matrix Indexing
Given a matrix A and scalars r,c,i, find the product of two elements, with the first element located at row r and column c (doub...

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Convert Fahrenheit to Celsius
Calculate the Celsius temperature C given the Fahrenheit temperature F. Examples: Input F = 90 Output C is 32.22 I...

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Kelvin to Celsius
Degrees Celsius = degrees Kelvin - 273.15. Given a temperature in Kelvin, return the equivalent temperature in Celsius.

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lb to kilogram
convert lb to kilogram units, easy

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Replace all odd numbers with NaN
Replace all odd numbers in the vector or matrix with NaN. For example, if x = [1 3 4 5 8 11]; then return y = [NaN Na...

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Create a "+" flag
Given two odd numbers, [m, n], return a matrix of size m x n which has all elements of the centre column and centre row set as 1...

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odd number odd sum
How many three digit numbers are there whose sum of the digits is odd?

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String Delimination and Outputting
In this problem, take an incoming string and deliminate the string based on spaces. Output the first string in between the space...

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SAY 'OHYEAH'
Regardless of input, output the string 'OHYEAH'.

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Determine point is located in a circle or not
Using input [x] and [y], determine the points (x,y) is located inside of circle (x^2+y^2=1) if point is located in circle, outp...

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

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String Logic 13
Examples: 'CAT' --> 'TCA' 'DOG' --> 'OGD' 'ROSY' --> 'YSRO' 'MOSTLY' --> 'YTSOML'

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Find all prime factors of the input
Given an input x, find its all prime factors. Return the vector with all factors in ascending order. Efficiency is the key here...

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Sum of digits of powers of 2
Given n, first, calculate the number 2^n. Then, sum the digits that comprise that number. For example: Input: n = 7 2^n = ...

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Simple Vector Addition
Take two incoming vectors and output the sum of the two vectors

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All odd - all even
All odd numbers in x are added, while all even numers are subtracted from this. example: x = [1 2 3 4 5]; y = +(1+3+5)-...

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More Simple String Concatenation
Take the first string input, reverse the order of the string from the end to beginning (i.e. apple becomes elppa), add a space a...

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

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Double the length of the vector

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Simple String Concatenation
This is a simple problem involving taking two incoming strings, and outputting the concatenated string with a space separating t...

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Add the positive numbers
Add only the positive numbers of x example: x = [-2 -1 0 1 2 3] the positive numbers are: 1 2 3, so their sum is 6

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Sum two matrices
Take two incoming matrices, and sum them

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determine the sum of the squares
if x = 4, the solution will be: y = 1^2+2^2+3^2+4^2=1+4+9+16 = 30.

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Increment up an input vector
Increment up an input vector by adding the indices to the vector values. For example, if an input vector is [3, 2, 6, 1, 6], the...

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Automatic String Editing
In this function, you will take an incoming string, and output the same string with each character one letter later in the alpha...

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reverse the order and combine a matrix

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Linear Motion 4
A robot accelerates at a rate of A ft/s2. Assuming the robot starts from rest how much time is required to reach an object loca...

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Weave two matrices together to form one matrix
Take the first column from matrix a, then insert the first column from matrix b, and so on. For example: a = [1 2 3 4]; b ...

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Decide whether determinant is zero.
Given a 3 x 3 matrix, find the determinant. Let y = true if the determinant is zero, and let y = false if the determinant is no...

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