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surface of a spherical planet

you just discovered its circumference, that is the input.

environ 6 ans ago

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Bottles of beer

Given an input number representing the number of bottles of beer on the wall, output how many are left if you take one down and ...

environ 6 ans ago

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radius of a spherical planet

you just measured its surface area, that is the input.

environ 6 ans ago

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Roll the Dice!

*Description* Return two random integers between 1 and 6, inclusive, to simulate rolling 2 dice. *Example* [x1,x2] =...

environ 6 ans ago

Solved

Project Euler: Problem 1, Multiples of 3 and 5

If we list all the natural numbers below 10 that are multiples of 3 or 5, we get 3, 5, 6 and 9. The sum of these multiples is 23...

environ 6 ans ago

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Sorted highest to lowest?

Return 1 if the input is sorted from highest to lowest, 0 if not. Example: 1:7 -> 0 [7 5 2] -> 1

environ 6 ans ago

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Make one big string out of two smaller strings

If you have two small strings, like 'a' and 'b', return them put together like 'ab'. 'a' and 'b' => 'ab' For extra ...

environ 6 ans ago

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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...

environ 6 ans ago

Question

uitable row name width - why is this SOO wide?!

I was just wondering if anybody could tell me why the row name width of a uitable is so obnoxiously wide? It appears to literall...

plus de 6 ans ago | 1 answer | 1

Answered

Clickable transparent lines are impossible?

Thanks Jan for the answer! I actually got it right before you posted your idea, for me, I knew the plot lines would never inters...

Clickable transparent lines are impossible?

Thanks Jan for the answer! I actually got it right before you posted your idea, for me, I knew the plot lines would never inters...

plus de 6 ans ago | 0

Question

Clickable transparent lines are impossible?

So I have 3 lines (technically patches) that have some transparency enabled. These lines were generated by the patchline FEX sub...

plus de 6 ans ago | 2 answers | 0

Solved

Is my wife right? Now with even more wrong husband

Again, as in "Is my wife right?" ( <http://www.mathworks.com/matlabcentral/cody/problems/149-is-my-wife-right> ), answer 'yes' r...

plus de 6 ans ago

Solved

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...

plus de 6 ans ago

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Find the numeric mean of the prime numbers in a matrix.

There will always be at least one prime in the matrix. Example: Input in = [ 8 3 5 9 ] Output out is 4...

plus de 6 ans ago

Answered

How to pad ones at end of the image?

There is literally a function called padarray.. It does a pretty nice job. http://www.mathworks.com/help/images/ref/padarray.h...

How to pad ones at end of the image?

There is literally a function called padarray.. It does a pretty nice job. http://www.mathworks.com/help/images/ref/padarray.h...

plus de 6 ans ago | 1

| accepted

Answered

Why can't MATLAB resize an image nicely?

A robust way I figured out how to do it was resize the image to 10x (or whatever you want, benefits seem to cut off at 8-10 time...

Why can't MATLAB resize an image nicely?

A robust way I figured out how to do it was resize the image to 10x (or whatever you want, benefits seem to cut off at 8-10 time...

plus de 6 ans ago | 0

Question

Why can't MATLAB resize an image nicely?

So I have an image with some text on it that I want to display in MATLAB for whatever reason, sounds easy enough, but it turns o...

plus de 6 ans ago | 3 answers | 0

Solved

Find the alphabetic word product

If the input string s is a word like 'hello', then the output word product p is a number based on the correspondence a=1, b=2, ....

plus de 6 ans ago

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Swap the input arguments

Write a two-input, two-output function that swaps its two input arguments. For example: [q,r] = swap(5,10) returns q = ...

plus de 6 ans ago

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Cell joiner

You are given a cell array of strings and a string delimiter. You need to produce one string which is composed of each string fr...

plus de 6 ans ago

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Target sorting

Sort the given list of numbers |a| according to how far away each element is from the target value |t|. The result should return...

plus de 6 ans ago

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Parasitic numbers

Test whether the first input x is an n-parasitic number: <http://en.wikipedia.org/wiki/Parasitic_number>. ( _n_ is the second in...

plus de 6 ans ago

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Back to basics 21 - Matrix replicating

Covering some basic topics I haven't seen elsewhere on Cody. Given an input matrix, generate an output matrix that consists o...

plus de 6 ans ago

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Back to basics 22 - Rotate a matrix

Covering some basic topics I haven't seen elsewhere on Cody. Rotate the input matrix 90 degrees counterclockwise (e.g. [1 2; ...

plus de 6 ans ago

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Increment a number, given its digits

Take as input an array of digits (e.g. x = [1 2 3]) and output an array of digits that is that number "incremented" properly, (i...

plus de 6 ans ago

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Right and wrong

Given a vector of lengths [a b c], determines whether a triangle with those sides lengths is a right triangle: <http://en.wikipe...

plus de 6 ans ago

Solved

Program an exclusive OR operation with logical operators

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

plus de 6 ans ago

Solved

Factorize THIS, buddy

List the prime factors for the input number, in decreasing order. List each factor only once, even if the factorization includes...

plus de 6 ans ago

Question

What's the Default Light from Figure Toolbar > Insert Light

When I plot something and create a surface object, and then I go to figure > Insert > Light, it adds like the best lighting ever...

plus de 6 ans ago | 1 answer | 0