Gelöst


Determine whether a vector is monotonically increasing
Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...

fast 10 Jahre vor

Gelöst


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...

fast 10 Jahre vor

Gelöst


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 ...

fast 10 Jahre vor

Frage


Read different file in certain category
If I have some file folders, like '19800101', '1980012',... '19801201',... In each file, it have a .mat file. I want to deal wit...

fast 10 Jahre vor | 1 Antwort | 0

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Gelöst


radius of a spherical planet
you just measured its surface area, that is the input.

fast 10 Jahre vor

Gelöst


Fahrenheit to Celsius using multiple statements
Given a Fahrenheit value F, convert to a Celsius value C. While the equation is C = 5/9 * (F - 32), as an exercise use two state...

fast 10 Jahre vor

Gelöst


Check if sorted
Check if sorted. Example: Input x = [1 2 0] Output y is 0

fast 10 Jahre vor

Gelöst


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...

fast 10 Jahre vor

Gelöst


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 = ...

fast 10 Jahre vor

Gelöst


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 ...

fast 10 Jahre vor

Gelöst


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.

fast 10 Jahre vor

Gelöst


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

fast 10 Jahre vor

Gelöst


Reverse the vector
Reverse the vector elements. Example: Input x = [1,2,3,4,5,6,7,8,9] Output y = [9,8,7,6,5,4,3,2,1]

fast 10 Jahre vor

Gelöst


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

fast 10 Jahre vor

Gelöst


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

fast 10 Jahre vor

Gelöst


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

fast 10 Jahre vor

Gelöst


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

fast 10 Jahre vor

Gelöst


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

fast 10 Jahre vor

Gelöst


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 ...

fast 10 Jahre vor

Gelöst


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...

fast 10 Jahre vor

Gelöst


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:...

fast 10 Jahre vor

Frage


reduce running time of for loop
Assume I have a code as below, how do we rewrite, so we can great reduce running time? for i = 1: 500 % something to d...

fast 10 Jahre vor | 2 Antworten | 0

2

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Frage


Add comments in a standard way
If we want to add commments about a line of code, in a standard/professional way, we add the comments above the code, or below t...

fast 10 Jahre vor | 1 Antwort | 0

1

Antwort

Frage


When Matlab read file, file name is case insenstive?
If I save a file a abc.csv. It looks like when I read this file, I can use both abc.CSV or AbC.csv? If yes, can you give a refe...

fast 10 Jahre vor | 1 Antwort | 1

1

Antwort

Frage


Improve computing time from Matlab code to other programming language code
I have some Matlab code to compute data in Excel. It took about one hour to compute the date of some period. 1. Any suggestion...

fast 10 Jahre vor | 2 Antworten | 0

2

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