Jean-Baptiste Lanfrey
MathWorks
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import a certain text file .txt from a specific folder
You can try the fullfile function. Something like this should work: folder = 'C:\Users\Alberto\....'; % folder where the .txt ...
ungefär 3 år ago | 0
| accepted
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...
mer än 3 år ago
Link Axes in App Designer
You can use the linkaxes command like this: plot(app.UIAxes,rand(100,1)); plot(app.UIAxes2,rand(100,1)); li...
mer än 3 år ago | 0
Convert MATLAB internal function to Python
What about generating a Python Package from your MATLAB function? https://www.mathworks.com/help/compiler_sdk/gs/create-a-pytho...
mer än 3 år ago | 0
How to programmatically modify substructure with arbitrary number of levels?
If I understand correctly, all you need is to use the setfield command, for example: modified_struct = setfield(original_struct...
mer än 3 år ago | 0
How would you loop through a vector and create new vectors (groups) based the condition of similar values per index
Something like this should work. nums = [1 2 3 1 3 3 1 2 2 3 2 1 3]; groups...
mer än 3 år ago | 0
| accepted
Solved
Draw 'O' !
Given n as input, generate a n-by-n matrix 'O' using 0 and 1 . example: n=4 ans= [1 1 1 1 1 0 0 1 ...
mer än 5 år ago
Solved
Draw 'E'
Draw a x-by-x matrix 'E' using 1 and 0. (x is odd and bigger than 4) Example: x=5 ans= [1 1 1 1 1 1 0 0 0 0 ...
mer än 5 år ago
Solved
Draw 'D'.
Draw a x-by-x matrix 'D' using 0 and 1. example: x=4 ans= [1 1 1 0 1 0 0 1 1 0 0 1 1 1 1 0]
mer än 5 år ago
Solved
Who Has the Most Change?
You have a matrix for which each row is a person and the columns represent the number of quarters, nickels, dimes, and pennies t...
mer än 7 år ago
Solved
How to subtract?
*± ± ± ± ± ± ± ± ± ± ±* * Imagine you need to subtract one...
ungefär 8 år ago
Submitted
Simscape Language Equations, Pretty Print
MATLAB code for displaying Simscape language equations in a format that is easy to read.
mer än 9 år ago | 1 download |
Solved
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 10 år ago
Solved
Make a half wave rectifier
Produce a signal that outputs the given sine wave source when it is greater than zero and outputs zero when it is less than zero...
nästan 10 år ago
Solved
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 10 år ago
Solved
Make a checkerboard matrix
Given an integer n, make an n-by-n matrix made up of alternating ones and zeros as shown below. The a(1,1) should be 1. Example...
ungefär 11 år ago
Solved
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...
ungefär 11 år ago
Solved
Finding Perfect Squares
Given a vector of numbers, return true if one of the numbers is a square of one of the other numbers. Otherwise return false. E...
ungefär 11 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...
ungefär 11 år ago
hai, i want to know in which version of simscape pneumatic system tool box is available.Currently i am using R2009a it is not available
Hi, the pneumatic library has been introduced in release R2009b. Regards Jean-Baptiste
mer än 11 år ago | 0
Solved
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 + ...
nästan 12 år 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.
nästan 12 år ago
Solved
Back and Forth Rows
Given a number n, create an n-by-n matrix in which the integers from 1 to n^2 wind back and forth along the rows as shown in the...
ungefär 12 år ago
Solved
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...
ungefär 12 år ago
Solved
Find the hypotenuse
Given a and b (the two sides of a right-triangle), find c, the hypotenuse.
mer än 12 år 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...
mer än 12 år ago
Solved
Fibonacci sequence
Calculate the nth Fibonacci number. Given n, return f where f = fib(n) and f(1) = 1, f(2) = 1, f(3) = 2, ... Examples: Inpu...
mer än 12 år ago
Solved
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...
nästan 13 år ago
Solved
Remove any row in which a NaN appears
Given the matrix A, return B in which all the rows that have one or more <http://www.mathworks.com/help/techdoc/ref/nan.html NaN...
nästan 13 år ago
