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Reverse digits of a number
Reverse digits of a number. For example, return *321* for the input *123* . The left-hand zeros can be discarded. For exam...

8 years ago

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Go back n times
You will be given a column vector (such as x = [1; 2; 3; 4; 5; 6]). If (n=3) you will return following; [ 1 NaN NaN NaN ...

8 years ago

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determine amount cookies left
started with 3 cookies and you never ate any how many are left

8 years ago

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Odd times 3
Given a input matrix x, multiply all odd values by 3. Even values remain the same. example: x = [1 2 3 4 5;... 6 7...

8 years ago

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Average of even-numbered columns
Given a vector, find the average of even-numbered columns. e.g x　=　[ 4 6 8 9 1 2 7 ] y =　( 6 + 9 + 2 ) / 3

8 years ago

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Maximum sum from any 2 numbers with a variable number of inputs
Given a variable number of inputs, combine any 2 numbers from the inputs and output the maximum sum the combinations can generat...

8 years 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 years ago

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free points
function y = your_fcn_name(x) y = x(1)+x(2); end

8 years ago

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Wien's displacement law
Given the black body temperature (in *Celsius*), output the weavelength (in *meters*) at which the radiation peaks, according to...

8 years ago

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Remove all the columns contains only zero
Remove the column from the matrix which has only zeros . Refer the Example below a= 1 0 3 0 23 0 56 0 1 ...

8 years ago

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Find out DC Gain of transfer function
Find out DC Gain of transfer function Example, G(s)=5/ (s+2), then DC gain is 2.5 (put s=0)

8 years ago

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Finding two missing number in 1 to n array
You are given an array of numbers from 1 to n with two missing numbers. Return the two missing numbers. Input: x=[5 2 0 1 ...

8 years ago

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Modified run-length companion vector
Given a vector x, return a vector that indicates the run length of any value in x. Each element in output vector shows how many ...

8 years ago

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Program an exclusive OR operation with logical operators
Program an exclusive or operation *without* using the MATLAB function xor. Use logical operators like |, &, ~, ... instead. ...

8 years ago

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Make a 1 hot vector
Make a vector of length _N_ that consists of all zeros except at index _k_, where it has the value 1. Example: Input ...

8 years ago

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persistant sum
There will be 9 tests for this problem. In each test you will be provided with 2 integers n=[n1,n2], where n2 is equal to t...

8 years ago

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Linear system of equations
Solve the system of equations in three variables.

8 years ago

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Find 10's complement
Find 10's complement of a given number. An example is <http://electrical4u.com/9s-complement-and-10s-complement/ shown here>.

8 years ago

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Remove the air bubbles from a vector
_*A reduced version of Problem 112*_ Given a column vector v, return a vector w in which all the zeros have "bubbled" to the ...

8 years ago

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0, 2, 0, -2, 0, 2, 0, -2, ...
Generate the first n terms of a periodic sequence defined as f(x) = 0, 2, 0, -2, 0, 2, 0, -2, ..., for x = 1, 2, 3, 4, 5, 6...

8 years ago

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Find same numbers touching each other...
So the goal here is to find any number that is equal to its immediate neighbors and mark it true. Here is some examples: x...

8 years ago

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Integer Sequence - 1
Check the test suite to determine the relationship between input integer scalar and output integer scalar.

8 years ago

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Corresponding letter to ASCII code.
Given the letter, the output will show the corresponding ASCII code.

8 years ago

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Eye Squared
For a positive integer |n| create the identity matrix with |n| elements. In case it is not possible to produce an identity ma...

8 years ago

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Remove and Sort
Given a randomized array n, sort it and remove all odd integers. n=5 y = [2 4]

8 years ago

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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: ...

8 years ago

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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...

8 years ago

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

8 years ago

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Find the mean of two vectors
Take two vectors, and output the mean of them (bonus if you don't use the in-built mean function)

8 years ago

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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)-...

8 years ago