Kundera

Active since 2017

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How can I create a vector of markers for a scatter plot
Hey, I am trying to plot the following: y = randi(10, 12, 3); x = randi(10, 12, 3); figure scatter (x(:,1), y(:,1...

meer dan 7 jaar ago | 2 answers | 0

2

answers

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...

meer dan 7 jaar ago

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 + ...

meer dan 7 jaar 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. Examp...

meer dan 7 jaar ago

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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...

meer dan 7 jaar 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...

meer dan 7 jaar ago

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Find all elements less than 0 or greater than 10 and replace them with NaN
Given an input vector x, find all elements of x less than 0 or greater than 10 and replace them with NaN. Example: Input ...

meer dan 7 jaar 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.

meer dan 7 jaar ago

Solved

find the surface area of a cube
given cube side length x, find the surface area of the cube, set it equal to y

meer dan 7 jaar ago

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Make a 1 hot vector
Make a vector of length _N_ that consists of all zeros except at index _k_, where it has the value 1. Example: Input ...

meer dan 7 jaar ago

Solved

MATLAB Basic: rounding IV
Do rounding towards plus infinity. Example: -8.8, answer -8 +8.1 answer 9 +8.50 answer 9

meer dan 7 jaar ago

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Convert yards to feet
The goal of this script is to convert a value given in yards to feet.

meer dan 7 jaar ago

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

meer dan 7 jaar 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...

meer dan 7 jaar ago

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length of a vector
Find twice the length of a given vector.

meer dan 7 jaar 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...

meer dan 7 jaar 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.

meer dan 7 jaar ago

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

meer dan 7 jaar 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 ...

meer dan 7 jaar ago

Solved

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...

meer dan 7 jaar ago

Solved

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 ...

meer dan 7 jaar ago

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:...

meer dan 7 jaar ago

Question

Storing for loop nested value in a vector
Hi, I have the following nested for loop: for i=0:3 for ii=0:3 for iii=0:3 f = (i/2) + (ii/3) + (iii...

bijna 8 jaar ago | 1 answer | 0

1

answer

Question

How to terminate the evaluation of a function when the output are valid?
Hi, I have a function which should print out 2 output. This function is based on some input given by the user (using the input f...

meer dan 8 jaar ago | 0 answers | 0

0

answers

Question

How to shift the vector element inside of the vector?
Is there any fast way I can shift a vector, for example given: a = [1 2 3 4 5] How can I shift of two positions the vector...

meer dan 8 jaar ago | 3 answers | 0

3

answers

Question

Display multiple output (integers and string) using fprintf
Hi, I am trying to display something like '23 Celsius equal to 296,15 Kelvin' as the final output of a function that does this c...

meer dan 8 jaar ago | 1 answer | 0

1

answer

Question

Store a variable from prompt user input
Hi, I have this function which display a request in the prompt and asks user to input a number. The function then repeats unti...

meer dan 8 jaar ago | 1 answer | 0

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Question

How to limit the user input to a specific range?
Hi, I want to print in the command prompt "Enter the length in meters" adding a limitation that the input must be between o to ...

meer dan 8 jaar ago | 1 answer | 0

1

answer