Resuelto

Triangle Numbers
Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displa...

más de 6 años hace

Resuelto

Distance walked 1D
Suppose you go from position 7 to 10 to 6 to 4. Then you have walked 9 units of distance, since 7 to 10 is 3 units, 10 to 6 is 4...

más de 6 años hace

Resuelto

How to find the position of an element in a vector without using the find function
Write a function posX=findPosition(x,y) where x is a vector and y is the number that you are searching for. Examples: fin...

más de 6 años hace

Resuelto

Area of a Square
Inside a square is a circle with radius r. What is the area of the square?

más de 6 años hace

Resuelto

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...

más de 6 años hace

Resuelto

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

más de 6 años hace

Resuelto

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...

más de 6 años hace

Resuelto

Times 3 problem
When you enter the number, it should return the number multiplied by 3

más de 6 años hace

Resuelto

Area of an Isoceles Triangle
An isosceles triangle has equal sides of length x and a base of length y. Find the area, A, of the triangle. <<http://upload...

más de 6 años hace

Resuelto

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...

más de 6 años hace

Resuelto

Evaluating a polynomial
Given the following polynomial and the value for x, determine y. y = 3x^5 – x^3 + 8x – 3 Example x = 1 y = 3 - 1 +...

casi 7 años hace

Resuelto

Bottles of beer
Given an input number representing the number of bottles of beer on the wall, output how many are left if you take one down and ...

casi 7 años hace

Resuelto

Check if sorted
Check if sorted. Example: Input x = [1 2 0] Output y is 0

casi 7 años hace

Resuelto

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,...

casi 7 años hace

Resuelto

Simple equation: Annual salary
Given an hourly wage, compute an annual salary by multiplying the wage times 40 and times 50, because salary = wage x 40 hours/w...

casi 7 años hace

Resuelto

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...

casi 7 años hace

Resuelto

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.

casi 7 años hace

Resuelto

Beginner's Problem - Squaring
Try out this test problem first. Given the variable x as your input, square it by two and put the result in y. Examples: ...

casi 7 años hace

Resuelto

Multiply by 3
Given the variable x as your input, multiply it by three and put the result in y.

casi 7 años hace

Resuelto

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...

casi 7 años hace

Resuelto

Select every other element of a vector
Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

casi 7 años hace

Resuelto

Back to basics 10 - Max Float
Covering some basic topics I haven't seen elsewhere on Cody. Return the largest positive floating-point number MATLAB can han...

casi 7 años hace

Resuelto

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...

casi 7 años hace

Resuelto

Get 1-4-3-4-4
Get the value of the indices in the title and assign it to an array

casi 7 años hace

Resuelto

Convert radians to degrees
Given input in radians, output to degrees

casi 7 años hace

Resuelto

Perimeter of a semicircle
Given the diameter d, find the perimeter of a semicircle

casi 7 años hace

Resuelto

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.

casi 7 años hace

Resuelto

Return area of square
Side of square=input=a Area=output=b

casi 7 años hace

Resuelto

Determine if input is odd
Given the input n, return true if n is odd or false if n is even.

casi 7 años hace

Resuelto

Is this triangle right-angled?
Given any three positive numbers a, b, c, return true if the triangle with sides a, b and c is right-angled. Otherwise, return f...

casi 7 años hace