A résolu

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

28 jours il y a

A résolu

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 to use d...

28 jours il y a

A résolu

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

28 jours il y a

A résolu

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

28 jours il y a

A résolu

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

28 jours il y a

A résolu

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: Input...

29 jours il y a

A résolu

Calculate the average value of the elements in the array
Calculate the average value of the elements in the array

29 jours il y a

A résolu

Draw a '0' in a one matrix!

29 jours il y a

A résolu

Is A the inverse of B?
Given a matrix A and a matrix B, is A the inverse of B? >>A=[2,4;3,5]; >>B=[-2.5,2;1.5,-1]; >>isInverse...

29 jours il y a

A résolu

Rotate Matrix @180 degree
Rotate Matrix @180 degree Example A=[8 1 6; 3 5 7; 4 9 2], then answer would be [2 9 4;...

29 jours il y a

A résolu

Converts numbers into characters
Converts numbers into characters

29 jours il y a

A résolu

Find the max element of the array
Find the max element of the array

29 jours il y a

A résolu

Calculate Amount of Cake Frosting
Given two input variables r and h, which stand for the radius and height of a cake, calculate the surface area of the cake you n...

29 jours il y a

A résolu

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

3 mois il y a

A résolu

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

3 mois il y a

A résolu

to the 2 all elements
to the 2 all elements

3 mois il y a

A résolu

the average value of the elements
Calculate the average value of the elements in the array

3 mois il y a

A résolu

Double all elements in the array
Duplicate all elements in the array

3 mois il y a

A résolu

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:...

3 mois il y a

A résolu

calculate the length of matrix
input 1 array, calculate the length

3 mois il y a

A résolu

Square root
Given x (a matrix), give back another matrix, where all the elements are the square roots of x's elements.

3 mois il y a

A résolu

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.

3 mois il y a

A résolu

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.

3 mois il y a

A résolu

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...

3 mois il y a

A résolu

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...

3 mois il y a

A résolu

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

3 mois il y a

A résolu

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...

3 mois il y a

A résolu

Getting the indices from a vector
This is a basic MATLAB operation. It is for instructional purposes. --- You may already know how to find the logical indices o...

3 mois il y a

A résolu

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...

3 mois il y a

A résolu

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...

3 mois il y a