Solved

Repeat The Components of Matrix
Repeat The components of a matrix so that the size of the output matrix is double to input matrix and components are repeated ne...

20 days ago

Solved

Sort the vector with the given index
Given x = [1 2 4 8 17] and t = [1 3 2 5 4] then y = [1 4 2 17 8].

20 days ago

Solved

Decide whether determinant is zero.
Given a 3 x 3 matrix, find the determinant. Let y = true if the determinant is zero, and let y = false if the determinant is no...

20 days ago

Solved

Tridiagonal matrix
Given vectors u and v, make a tri-diagonal symmetric matrix such that u is in the main diagonal and v is below and above diagona...

20 days ago

Solved

Solve system of equation!
Given provided system of equation, and find x and y. System of equation can be expressed as each term's coefficient. For exam...

20 days ago

Solved

Second smallest number
What is the second smallest number in x? example: x = [1 2 3 4 5 6 7 8 9] y = 2

20 days ago

Solved

Count the numbers
In a array x, count the number of times the number n appears in x. for example: x = [1 2 3 4 3 2 1 2] and n = 2 the answer sh...

20 days ago

Solved

Counting votes
x is a vector of votes, e.g. x=[1 2 3 2 2 1 3 2 1 2 2 2 2], who is the winner? 1,2,3?

20 days ago

Solved

Magnitude of a vector
Given a vector x, what is its magnitude?

20 days ago

Solved

Tabuada
Dado um inteiro N, retorne um vetor contendo a tabuada de N de 1 a 10; ex: Tabuada(5) = [5, 10, 15, 20, 25, 30, 35, 40, 45, 50...

20 days ago

Solved

Matrix symmetry
Given a matrix A = [1 2 3; 4 5 6] Flip it horizontally and vertically to obtain a complete reversal of both rows and columns. ...

20 days ago

Solved

Palindrome String
Determine if the inputted string is a palindrome. That is, the string is the same forwards as it is backwards. For example: ...

20 days ago

Solved

Convert decimal to hex as shown in test cases
Convert decimal to hex as shown in test cases.

20 days ago

Solved

Replace odd number in given matrix by zero
Replace the odd numbers in a given matrix with zero. Example A = [ 17 24 1 8 15 23 5 7 ...

20 days ago

Solved

Display negative numbers
Given array,x, display all the negative numbers and display output as y. Example x=[1 -2 3 -4] , output is y=[-2 -4].

20 days ago

Solved

Roots of a quadratic equation.
Calculate the roots of a quadratic equation, given coefficients a, b, and c, for the equation a*x^2 + b*x + c = 0.

20 days ago

Solved

Matrix Rotation
Write a MATLAB function that rotates a given matrix by 90 degrees clockwise. The rotation should be performed in-place, without ...

20 days ago

Solved

Remove and Sort
Given a randomized array n, sort it and remove all odd integers. n=5 y = [2 4]

20 days ago

Solved

Is It a Palindrome?
Given a string or array, determine if it is a palindrome.

20 days ago

Solved

persistant sum
There will be 9 tests for this problem. In each test you will be provided with 2 integers n=[n1,n2], where n2 is equal to t...

20 days ago

Solved

remove nans fast
There are several ways to locate and remove nans in a matrix, and return an 1d row vector. In this problem the challenge is ...

20 days ago

Solved

Seperate 2nd column in a matrix

20 days ago

Solved

non-repitition of numbers in a vector

20 days ago

Solved

Product of elements in a column

20 days ago

Solved

find the index of a number

20 days ago

Solved

Convert Kilometers to Miles
Convert kilometers to miles. Consider 1 km = 0.62 mile. Note: Don't use the '*' operator.

20 days ago

Solved

Create vector as shown in test cases
Create vector as shown in test cases

20 days ago

Solved

Falling on the Moon.

20 days ago

Solved

String revert
Revert all words in a sting x for example, if x = 'this is a sentence' then y should be 'sentence a is this'

20 days ago

Solved

Add the odd numbers
Add only the odd numbers of x example: x = [1 2 3 4 5] the positive numbers are: 1 3 5, so their sum is 9

20 days ago