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...

plus de 2 ans 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 <http://www.mathworks....

plus de 2 ans il y a

A résolu

Generate a vector like 1,2,2,3,3,3,4,4,4,4
Generate a vector like 1,2,2,3,3,3,4,4,4,4 So if n = 3, then return [1 2 2 3 3 3] And if n = 5, then return [1 2 2 3 3 3 4...

plus de 2 ans il y a

A résolu

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

plus de 2 ans il y a

A résolu

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

plus de 2 ans il y a

A résolu

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

plus de 2 ans 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 ...

plus de 2 ans il y a

A résolu

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

plus de 2 ans il y a

A résolu

Find out sum of prime number till given number
Find out sum of prime number till given number Example, if number is 10, then answer must be 17.

plus de 2 ans il y a

A résolu

Finding Perfect Squares
Given a vector of numbers, return true if one of the numbers is a square of one of the numbers. Otherwise return false. Example...

plus de 2 ans il y a

A résolu

step function

plus de 2 ans il y a

A résolu

Array Concatenation (1)
Given two matrices, a and b, concatenate the two matrices horizontally, i.e., the number of columns of the result should be equa...

plus de 2 ans il y a

A résolu

Matrix operation

plus de 2 ans il y a

A résolu

Values in Array
How many values are in the array

plus de 2 ans il y a

A résolu

Returning a "greater than" vector
Given a vector, v, return a new vector , vNew, containing only values > n. For example: v=[1 2 3 4 5 6] n=3 vNew =...

plus de 2 ans il y a

A résolu

Bit to Gigabyte
1 bit = 1.25 × 10^-10 gigabytes | x is bit | y is gigabyte

plus de 2 ans il y a

A résolu

NaN

plus de 2 ans il y a

A résolu

divide by 5

plus de 2 ans il y a

A résolu

Back and Forth Rows
Given a number n, create an n-by-n matrix in which the integers from 1 to n^2 wind back and forth along the rows as shown in the...

plus de 2 ans il y a

A résolu

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...

plus de 2 ans il y a

A résolu

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 ...

plus de 2 ans il y a

A résolu

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

plus de 2 ans il y a

A résolu

Return the 3n+1 sequence for n
A Collatz sequence is the sequence where, for a given number n, the next number in the sequence is either n/2 if the number is e...

plus de 2 ans il y a

A résolu

Generate this matrix
Generate the following matrix. n = 2; out = [-4 -3 -2 -1 0 -3 -2 -1 0 1 -...

plus de 2 ans il y a

A résolu

The Goldbach Conjecture
The Goldbach conjecture asserts that every even integer greater than 2 can be expressed as the sum of two primes. Given the eve...

plus de 2 ans il y a

A résolu

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

plus de 2 ans il y a

A résolu

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

plus de 2 ans 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.

plus de 2 ans il y a

A résolu

Swap the input arguments
Write a two-input, two-output function that swaps its two input arguments. For example: [q,r] = swap(5,10) returns q = ...

plus de 2 ans il y a

A résolu

Check if number exists in vector
Return 1 if number _a_ exists in vector _b_ otherwise return 0. a = 3; b = [1,2,4]; Returns 0. a = 3; b = [1,...

plus de 2 ans il y a