Resuelto

Problem for beginners
Suppose that x is a column vector, with at least a length of 6. Delete the 2., 6., and the second last row. Example: X=[1;2;3...

más de 5 años hace

Resuelto

Problem for beginners
M is a nxm matrix. Swap the fist and the second last column with eachother. X=[1 2 3;4 5 6;7 8 9] Y=[2 1 3;5 4 6;8 7 9]

más de 5 años hace

Resuelto

Stairs
Make an n by n matrix, where the elements are ones and zeros. In the main diagonal, and under that, there should be only ones (...

más de 5 años hace

Resuelto

Square
X is a number, write a code, where Y should be the square of X.

más de 5 años hace

Resuelto

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

más de 5 años hace

Resuelto

Matrix problem for beginners
Make a matrix [0,0,0;1,1,1;2,2,2]. X=[0,1,2]

más de 5 años hace

Resuelto

Matrix for beginners
Multiply x and y elemwise.

más de 5 años hace

Resuelto

Right Triangle Side Lengths (Inspired by Project Euler Problem 39)
If _p_ is the perimeter of a right angle triangle with integral length sides, { _a_, _b_, _c_ }, there are exactly three solutio...

más de 5 años hace

Resuelto

Height of a right-angled triangle
Given numbers a, b and c, find the height of the right angled triangle with sides a and b and hypotenuse c, for the base c. If a...

más de 5 años hace

Resuelto

Find my daddy long leg (No 's')
Given the ratio of the two legs (longer / shorter), and the hypotenuse length, find the value of the bigger leg.

más de 5 años hace

Resuelto

Is the Point in a Triangle?
Check whether a point or multiple points is/are in a triangle with three corners Points = [x, y]; Triangle = [x1, y1; x...

más de 5 años hace

Resuelto

Find the sides of an isosceles triangle when given its area and height from its base to apex
Find the sides of an isosceles triangle when given its area and the height from its base to apex. For example, with A=12 and ...

más de 5 años hace

Resuelto

Generate a random matrix A of (1,-1)
Input n: is an positive integer which serves as the dimension of the matrix A; Output: A=(Aij),where each entry Aij is either...

más de 5 años hace

Resuelto

Project Euler: Problem 10, Sum of Primes
The sum of the primes below 10 is 2 + 3 + 5 + 7 = 17. Find the sum of all the primes below the input, N. Thank you <http:/...

más de 5 años hace

Resuelto

Better Index Number
Let's say you want to save many, many files and append these files with a certain sortable index number. As you probably know, y...

más de 5 años hace

Resuelto

Quote Doubler
Given a string s1, find all occurrences of the single quote character and replace them with two occurrences of the single quote ...

más de 5 años hace

Resuelto

Find common elements in matrix rows
Given a matrix, find all elements that exist in every row. For example, given A = 1 2 3 5 9 2 5 9 3 2 5 9 ...

más de 5 años hace

Resuelto

Find the product of a Vector
How would you find the product of the vector [1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0] times 2?; x = [1 : 0.5 : 6]; y ...

más de 5 años hace

Resuelto

Transpose
Write a MATLAB script in order to convert a random length row vector (v) into a column vector.

más de 5 años hace

Resuelto

Switch matrix to a column vector
for e.g. x = [1 2 3 4] y = 1 3 2 4

más de 5 años hace

Resuelto

Building matrices
If you have matrix A, create matrix B using matrix A as an "element" A = [1 2 3 4; 5 6 7 8...

más de 5 años hace

Resuelto

Find the sum of the largest two elements in a vector
With this one, you have to find the two largest elements in a vector and output the sum of those numbers.

más de 5 años hace

Resuelto

Simple Vector Addition
Take two incoming vectors and output the sum of the two vectors

más de 5 años hace

Resuelto

Find Out sum of principal diagonal element of given matrix
Find out sum of principal diagonal element of given matrix If A=[1 0 0; 0 1 0;0 0 1], then answer must be 3.

más de 5 años hace

Resuelto

Calculate distance travelled when given radius and rotations
When given radius of wheel and number of rotations calculate total distance travelled consider pi=3.14

más de 5 años hace

Resuelto

Finding perimeter of a rectangle
A rectangle has a length of x centimeters and a width of w centimeters. Find the perimeter.

más de 5 años hace

Resuelto

Find the dimensions of a matrix
Just find the number of columns of the given matrix. Example x = [1 2 3 4 5 6] y = 2

más de 5 años hace

Resuelto

Equal to their cube
Tell me three real numbers that are equal to their cubes?

más de 5 años hace

Resuelto

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...

más de 5 años hace

Resuelto

Matrix indexing with two vectors of indices
Given a matrix M and two index vectors a and b, return a row vector x where x(i) = M(a(i),b(i)).

más de 5 años hace