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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 ...

quasi 7 anni fa

Risolto

Most nonzero elements in row
Given the matrix a, return the index r of the row with the most nonzero elements. Assume there will always be exactly one row th...

quasi 7 anni fa

Risolto

Plot Line Specifications
Create a line plot for function cos(x) where x is a vector of linearly spaced values going from 0 to input N with an increment o...

quasi 7 anni fa

Problema

Plot Line Specifications
Create a line plot for function cos(x) where x is a vector of linearly spaced values going from 0 to input N with an increment o...

quasi 7 anni fa | 3 | 314 risolutori

Risolto

Interpolator
You have a two vectors, a and b. They are monotonic and the same length. Given a value, va, where va is between a(1) and a(end...

quasi 7 anni fa

Risolto

Vector creation
Create a vector using square brackets going from 1 to the given value x in steps on 1. Hint: use increment.

quasi 7 anni fa

Risolto

Doubling elements in a vector
Given the vector A, return B in which all numbers in A are doubling. So for: A = [ 1 5 8 ] then B = [ 1 1 5 ...

quasi 7 anni fa

Risolto

Create a vector
Create a vector from 0 to n by intervals of 2.

quasi 7 anni fa

Risolto

Flip the vector from right to left
Flip the vector from right to left. Examples x=[1:5], then y=[5 4 3 2 1] x=[1 4 6], then y=[6 4 1]; Request not ...

quasi 7 anni fa

Risolto

Whether the input is vector?
Given the input x, return 1 if x is vector or else 0.

quasi 7 anni fa

Risolto

Find max
Find the maximum value of a given vector or matrix.

quasi 7 anni fa

Risolto

Get the length of a given vector
Given a vector x, the output y should equal the length of x.

quasi 7 anni fa

Risolto

Inner product of two vectors
Find the inner product of two vectors.

quasi 7 anni fa

Risolto

Arrange Vector in descending order
If x=[0,3,4,2,1] then y=[4,3,2,1,0]

quasi 7 anni fa

Risolto

Find a Pythagorean triple
Given four different positive numbers, a, b, c and d, provided in increasing order: a < b < c < d, find if any three of them com...

quasi 7 anni fa

Risolto

Generate N equally spaced intervals between -L and L
Given N and L, return a list of numbers (in ascending order) that divides the interval [-L L] into N equal-length segments. F...

quasi 7 anni fa

Risolto

Omit columns averages from a matrix
Omit columns averages from a matrix. For example: A = 16 2 3 13 5 11 10 8 9 7 ...

quasi 7 anni fa

Risolto

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...

quasi 7 anni fa

Risolto

Rearrange the given matrix to have all its zeros climb up to the top of each column - using for loops.
Given a matrix x, *using loops only* return a matrix y, in which all the zeros have "climbed" up to the top. That is, any zeros ...

quasi 7 anni fa

Risolto

Make a Plot with Functions
Make a plot and test

quasi 7 anni fa

Risolto

Side of an equilateral triangle
If an equilateral triangle has area A, then what is the length of each of its sides, x? <<http://upload.wikimedia.org/wikipe...

quasi 7 anni fa

Risolto

Area of an equilateral triangle
Calculate the area of an equilateral triangle of side x. <<http://upload.wikimedia.org/wikipedia/commons/e/e0/Equilateral-tr...

quasi 7 anni fa

Risolto

Length of a short side
Calculate the length of the short side, a, of a right-angled triangle with hypotenuse of length c, and other short side of lengt...

quasi 7 anni fa

Risolto

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.

quasi 7 anni fa

Risolto

Magic is simple (for beginners)
Determine for a magic square of order n, the magic sum m. For example m=15 for a magic square of order 3.

quasi 7 anni fa

Risolto

Make a random, non-repeating vector.
This is a basic MATLAB operation. It is for instructional purposes. --- If you want to get a random permutation of integer...

quasi 7 anni fa

Risolto

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

quasi 7 anni fa

Risolto

Number of 1s in a binary string
Find the number of 1s in the given binary string. Example. If the input string is '1100101', the output is 4. If the input stri...

quasi 7 anni fa

Risolto

Return the first and last character of a string
Return the first and last character of a string, concatenated together. If there is only one character in the string, the functi...

quasi 7 anni fa

Risolto

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...

quasi 7 anni fa