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The Hitchhiker's Guide to MATLAB
Output logical "true" if the input is the answer to life, the universe and everything. Otherwise, output logical "false".

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Swap the first and last columns
Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...

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Integer indexing array: Weekend box office
The row array movieBoxOffice stores the amount of money a movie makes (in millions of $) for the 7 days of a week, starting with...

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Tree Height
Assign treeHeight with the tree height given the shadow length and angle of elevation. Simple geometry can compute the heigh...

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Multielement indexing of a row array
The row array birthRateChina stores the China birth rate (per 1000 people) for years 2000 to 2012. Write a statement that create...

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MATCH THE STRINGS (2 CHAR) very easy
Match the given string based on first two characters on each string. For example A='harsa'; b='harish'; result '1' ...

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Back to basics 11 - Max Integer
Covering some basic topics I haven't seen elsewhere on Cody. Return the largest positive integer MATLAB can handle.

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Test if two numbers have the same digits
Given two integers _x1_ and _x2_, return |true| if the numbers written with no leading zeros contain the same digits. That is, t...

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Do Fast Fourier Transformation
Example Fast Fourier Transformation from vector [2,1]) ans = 3 1

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Rounding
Round 10.67 and make 'y' equal to that number.

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Reverse a matrix
Its simple. You have to reverse a given matrix.

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Return the 3n+1 sequence for n
A Collatz sequence is the sequence where, for a given number n, the next number in the sequence is either n/2 if the number is e...

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Distance walked 3D
suppose you go from x-y-z coordinates [3,4,2] to [0,0,2] to [0,1,2] to [1,1,2], to [1,1,20] then you walked 25 units of distance...

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Positive Infinity
Round the array a towards positive infinity

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Remove the vowels
Remove all the vowels in the given phrase. Example: Input s1 = 'Jack and Jill went up the hill' Output s2 is 'Jck nd Jll wn...

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Summing digits
Given n, find the sum of the digits that make up 2^n. Example: Input n = 7 Output b = 11 since 2^7 = 128, and 1 + ...

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Distance walked 1D
Suppose you go from position 7 to 10 to 6 to 4. Then you have walked 9 units of distance, since 7 to 10 is 3 units, 10 to 6 is 4...

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Change number representation to HEX
Given a number change it's representation to HEX and output it.

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Problema

Change number representation to HEX
Given a number change it's representation to HEX and output it.

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Problema

Moore-Penrose pseudoinverse of matrix
Find the command for Moore-Penrose pseudoinverse of matrix and solve

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Factorial !
Calculate the factorial of a non-negative integer without using the built in function *factorial*

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factorial of a number x
Factorial of a number x

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Permutations of input vector
Find and output all permutations of given vector

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Problema

Permutations of input vector
Find and output all permutations of given vector

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Determine the rank of matrix
Determine the rank of given Matrix

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Create times-tables
At one time or another, we all had to memorize boring times tables. 5 times 5 is 25. 5 times 6 is 30. 12 times 12 is way more th...

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Output a vector which is table of 9
Output a vector which is table of 9

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Problema

Output a vector which is table of 9
Output a vector which is table of 9

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Create sequnce 1 4 9 16 25.........
Create sequnce 1 4 9 16 25......... upto entered input value using matlab scripting commands

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Problema

Create sequnce 1 4 9 16 25.........
Create sequnce 1 4 9 16 25......... upto entered input value using matlab scripting commands

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