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**Content Feed**

Solved

Longest Divisor Run

Given the vector a, find the longest run of consecutive numbers that can be evenly divided by the same number d where d > 1. ...

11 months ago

Solved

Times 3

Try out this test problem first. Given the variable x as your input, multiply it by three and put the result in y. Example...

1 year ago

Solved

Mo money, mo math 1! (★★★)

(adapted from Prob 9 Cody team) You have a vector where the elements represent the number of $20 bills, $10 bills, $5 bills, ...

1 year ago

Solved

Times 11

Try out this test problem first. Given the variable x as your input, multiply it by eleven and put the result in y. Exampl...

1 year ago

Solved

Calculate the volume of a cone

Calculate the volume of a cone given an array containing one column of radii and one column of the height of the cone. * Reme...

1 year ago

Solved

How many apple

You have x apples I take from you y apples now how many apples you have ?

1 year ago

Solved

Times 5

Try out this test problem first. Given the variable x as your input, multiply it by five and put the result in y. Examples...

1 year ago

Solved

Pentagonal dodecahedron

<<https://upload.wikimedia.org/wikipedia/commons/7/73/Dodecahedron.gif>> Pentagonal dodecahedron is a dodecahedron that is ...

1 year ago

Solved

Sum 1 to 100 even number

Write a Matlab program to add all the even numbers from 0 to 100 |

1 year ago

Solved

Times 10

Try out this test problem first. Given the variable x as your input, multiply it by ten and put the result in y. Examples:...

1 year ago

Solved

Times 10

Try out this test problem first. Given the variable x as your input, multiply it by ten and put the result in y. Examples:...

1 year ago

Solved

Fill a zeros matrix (★★★★★)

(Copy of Problem 830) The aim is to fill an array of all zeros given a numerical value and the index of row and columns for t...

1 year ago

Solved

Doubling elements in a vector (★★)

(copy of prob. 1024) Given the vector A, return B in which all numbers in A are doubling. So for: A = [ 1 5 8 ] t...

1 year ago

Solved

Mo money, mo math #2! (adapted from Prob 9 Cody team)

You have a matrix for which each row is a person and the columns represent the number of quarters, dimes, nickels and pennies th...

1 year ago

Solved

Prime number check

One way to see if a number x is prime is to compute the remainders obtained when dividing x by all integers from 2 to √(x). If x...

1 year ago

Solved

Sum of terms in a series 1

Given x and n, compute the following sum: |x|+|x|^(1/2)+|x|^(1/3)+|x|^(1/4)+|x|^(1/5) ... + |x|^(1/n) where ||x|| indica...

1 year ago

Solved

How many points lie within the rectangle and how many aren't?

Suppose, you are given the coordinates of bottom-left and top-right corners of a rectangle as *input-1, R* i.e *R=[Bottom-left c...

1 year ago

Solved

Find the next binary palindrome number

We all know, a *palindrome* is nothing but a number or character which remains the same after the forward or backward alteration...

1 year ago

Solved

Number of lattice points within a circle

Find the number of points (x,y) in square lattice with x^2 + y^2 =< n. This is related to Jame's <http://www.mathworks.com/matla...

1 year ago

Solved

Minimum Distance Point to Segment

This Challenge is to determine the minimum distance from a 2-D line segment defined by two points to a point. The point is (p...

1 year ago

Solved

Create a matrix that counts up diagonally

Given a single input _N_, create a _N_ x _N_ matrix that counts from 1 : _N_ ², (along up-right diagonals, starting with 1 in th...

1 year ago

Solved

Beads on a Necklace (Convex Hulls)

We may describe a <http://en.wikipedia.org/wiki/Convex_hull convex hull> as a rubber band stretched around a list of points. Som...

1 year ago

Solved

Portfolio diversification: choose your stocks !

we have the returns of 3 stocks for the last 4 years and we have to combine only 2 stocks that are less correlated. Example: ...

1 year ago

Solved

What gear ratio does the cyclist need?

A cyclist (perhaps including our famed Codysolver the cyclist <http://www.mathworks.com/matlabcentral/cody/players/1841757-the...

1 year ago