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Return 'on' or 'off'
When the input is true, return 'on', otherwise, return 'off'.

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Mode
Find the mode of the vector Assumption: no vector is bimodal Example 1: input=[1 2 3 4 4]; output=4 Example 2: input=[7...

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Tell me the slope
Tell me the slope, given a vector with horizontal run first and vertical rise next. Example input: x = [10 2];

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Matlab Basics II - Count rows in a matrix
Write a function that returns that number of rows in a vector or matrix x example: x = [1; 2; 3] output = 3

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factorial of a number x
Factorial of a number x

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Find the Nth Root of a Given Number
Find the Nth root of a given number x. Examples x = 4096 n = 4 y = 8 x = 625 n = 5 y = 3.6239

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

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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: ...

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Sunday bonus
Submit a solution on any Sunday and you will get 10 points. Only for MATLAB fans!

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Will there be a new leader?
Simply answer the title.

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Your favourite city!
Type your favourite city.

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Positive Infinity
Round the array a towards positive infinity

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Product of elements in row
Product of matrix such that a=[3 3 1] b=9

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Back to Basics - Find no. of elements in a matrix?
Let A be a m*n matrix. Find the total no. of elements in A ? (Hint - formula based) A = [1 2 3;4 5 6]; output = 6

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Rotate a Matrix by 90 degrees
Rotate a Matrix by 90 degrees Example: If the input is: X = 1 2 3 4 5 6 7 8 9 ...

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Determine Whether an array is empty
Input a matrix x, output y is TRUE if x is empty, otherwise FALSE.

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03 - Matrix Variables 3
Make the following variable: <<http://samle.dk/STTBDP/Assignment1_3c.png>> A 10x10 matrix where the numbers from 1 to 100 ...

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Back to basics 14 - Keywords
Covering some basic topics I haven't seen elsewhere on Cody. Return a cell array of all MATLAB keywords

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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. ...

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Rotate a Matrix
Input a Matrix x, Output y is the matrix rotating x 90 degrees clockwise

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2 b | ~ 2 b
Given a string input, output true if there are 2 b's in it, false if otherwise Examples: 'Macbeth' -> false 'Publius Cornelius...

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Set the array elements whose value is 13 to 0
Input A either an array or a vector (which can be empty) Output B will be the same size as A . All elements of A equal to 13...

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Create a two dimensional zero matrix
You have to create a zero matrix of size (mxn) whose inputs are m and n and the elements of your matrix should be zeros. Exam...

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Back to basics 15 - classes
Covering some basic topics I haven't seen elsewhere on Cody. Return the class of the input variable.

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Count photos
Given n people, everyone must have pictures taken with everyone, each photo includes only two persons, please count the total nu...

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Maximum of ND-array
Find the maximum element of a N dimensional array. Example: A=[1 2 4 ; -20 4 10]; The maximum is 10.

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Back to basics 25 - Valid variable names
Covering some basic topics I haven't seen elsewhere on Cody. Given a string, return true if it is a valid MATLAB variable nam...

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Add two numbers
Calculate the sum of two numbers. Example input = [2 3] output = 5

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Back to basics 15 - Benchmark
Covering some basic topics I haven't seen elsewhere on Cody. Return an array of the benchmark values for MATLAB.

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Replace Vector Elements
Replace all elements in a vector which are equal to or smaller than zero with 0.1. Example: A = [1 2 3 -1 0 2 -3 -80]; ...

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