TallBrian
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Solved
The Piggy Bank Problem
Given a cylindrical piggy bank with radius g and height y, return the bank's volume. [ g is first input argument.] Bonus though...
5 years ago
Question
Call a function in a sub directory?
Suppose a have a folder "folder1" which contains a function "sayhi.m". "folder1" contains a subfolder "subfolder1" which contai...
6 years ago | 2 answers | 0
2
answersQuestion
Is there an easy way to build a test suite from all tests in a folder containing multiple packages?
I have a non-package directory, containing several packages. Each package may contain subpackages. The packages have class-bas...
6 years ago | 2 answers | 2
2
answersQuestion
Return data from GUIDE on figure close
I have a GUIDE generated UI in which I have wired up one of computed values, to handles and return it through automatically gene...
7 years ago | 2 answers | 0
2
answersQuestion
Fast interp1 on multiple vectors, same X, but different V and Xq per vector
I have many (numVec) 1-D vectors, each of which is sampled at the same many (numSamp) times. I want to do 1-D interpolation for...
8 years ago | 1 answer | 0
1
answerSolved
Solitaire Cipher
Implement the <http://en.wikipedia.org/wiki/Solitaire_(cipher) solitaire cipher>. Since this is from Wikipedia, I am capturin...
10 years ago
Solved
How long is the longest prime diagonal?
Stanislaw Ulam once observed that if the counting numbers are <http://en.wikipedia.org/wiki/Ulam_spiral arranged in a spiral>, t...
10 years ago
Solved
Find the biggest empty box
You are given a matrix that contains only ones and zeros. Think of the ones as columns in an otherwise empty floor plan. You wan...
10 years ago
Solved
Find a subset that divides the vector into equal halves
Given a vector x, return the indices to elements that will sum to exactly half of the sum of all elements. Example: Inpu...
10 years ago
Solved
Spot the outlier
All points except for one lie on a line. Which one is the outlier? Example: You are given a list of x-y pairs in a column ...
10 years ago
Solved
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".
10 years ago
Solved
Simple equation: Annual salary
Given an hourly wage, compute an annual salary by multiplying the wage times 40 and times 50, because salary = wage x 40 hours/w...
10 years ago
Solved
Circle area using pi
Given a circle's radius, compute the circle's area. Use the built-in mathematical constant pi.
10 years ago
Solved
Sum all integers from 1 to 2^n
Given the number x, y must be the summation of all integers from 1 to 2^x. For instance if x=2 then y must be 1+2+3+4=10.
10 years ago
Solved
Weighted average
Given two lists of numbers, determine the weighted average. Example [1 2 3] and [10 15 20] should result in 33.333...
10 years ago
how to convert the temperature from matrix 4d?
Hi Camila, Your data is 4-D which means that every data point corresponds to a point in dimensions. So, when you say, I need...
10 years ago | 0
Submitted
Wave Surfer Oscilloscope ASCII waveform dump reader
Reads LeCroy Wavesurfer Oscilloscope ASCII waveform into Matlab memory
10 years ago | 1 download |
Solved
Make a run-length companion vector
Given a vector x, return a vector r that indicates the run length of any value in x. Each element in r shows how many times the ...
10 years ago
Solved
How many trades represent all the profit?
Given a list of results from trades made: [1 3 -4 2 -1 2 3] We can add them up to see this series of trades made a profit ...
10 years ago
Solved
Flag largest magnitude swings as they occur
You have a phenomenon that produces strictly positive or negative results. delta = [1 -3 4 2 -1 6 -2 -7]; Marching thr...
10 years ago
Solved
Given a window, how many subsets of a vector sum positive
Given a vector: [1 0 -1 3 2 -3 1] and a window of 2, A sliding window would find: 1 + 0 = 1 0 - 1 = -1 ...
10 years ago
How to update a value in a different location from a matrix after performing check at one location in MATLAB?
What you have is a cell array. If you want to do a function on every element of a cell array you can use cellfun. Here if you ...
10 years ago | 0
Difficulty plotting values from a for loop
Yes, your graph is redrawing each time through the loop. You can add the command hold on; after the plot and then the n...
10 years ago | 0
| accepted
Solved
Bullseye Matrix
Given n (always odd), return output a that has concentric rings of the numbers 1 through (n+1)/2 around the center point. Exampl...
10 years ago
Solved
Return the largest number that is adjacent to a zero
This example comes from Steve Eddins' blog: <http://blogs.mathworks.com/steve/2009/05/27/learning-lessons-from-a-one-liner/ Lear...
10 years ago
Solved
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...
10 years ago
Solved
Which values occur exactly three times?
Return a list of all values (sorted smallest to largest) that appear exactly three times in the input vector x. So if x = [1 2...
10 years ago
Solved
The Goldbach Conjecture
The <http://en.wikipedia.org/wiki/Goldbach's_conjecture Goldbach conjecture> asserts that every even integer greater than 2 can ...
10 years ago
