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# Jonny Pats

### MathWorks

18 total contributions since 2015

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Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

nästan 2 år ago

Solved

Happy Free Wednesday!
Just submit your solution on any Wednesday. *Related Challenges:* # Happy Free Wednesday! # <https://www.mathworks.com/m...

mer än 2 år ago

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Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

mer än 2 år ago

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How to subtract?
*&plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn* * Imagine you need to subtract one...

nästan 3 år ago

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Who knows the last digit of pi?
There is only one man who knows the last digit of pi, who is that man? Give the name of that man, who, by popular believe, can ...

nästan 3 år ago

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Given a and b, return the sum a+b in c.

mer än 3 år ago

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Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

mer än 3 år ago

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Weighted average
Given two lists of numbers, determine the weighted average. Example [1 2 3] and [10 15 20] should result in 33.333...

mer än 4 år ago

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Triangle Numbers
Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displa...

mer än 4 år ago

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Column Removal
Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; and ...

mer än 4 år ago

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Determine if input is odd
Given the input n, return true if n is odd or false if n is even.

nästan 5 år ago

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Select every other element of a vector
Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

nästan 5 år ago

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Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

nästan 5 år ago

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Connect blocks in a model
Connect the blocks in the model to produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/connect-blocks...

nästan 5 år ago

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Number of Horns on a unicorn!
Calculate the number of horns on a *unicorn*! And I'm talking about a unicorn with not more than one horn on it!

nästan 5 år ago

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Is my wife right?
Regardless of input, output the string 'yes'.

nästan 5 år ago

Solved

Circle area using pi
Given a circle's radius, compute the circle's area. Use the built-in mathematical constant pi.

nästan 5 år ago

Solved

Free passes for everyone!
_Simply return the name of the coolest numerical computation software ever_ *Extra reward* (get a _freepass_): As an addit...

nästan 5 år ago