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The Five Infection (Boss Level)
Given a 3x3 matrix A, replace: every value that is equal to five every value that is directly adjacent to a five with zero in...

10 months ago

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No Fives Permitted
Create a function that gives users an custom error message if the matrix A contains a five. The error message should say "No Fiv...

10 months ago

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A Five Introduction
Write a function that takes a number x as an input and returns the same value as y, unless x = 5, in which case the function sho...

10 months ago

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Don't Sum a Five
Create a function that sums the first and last element of a muti-element vector unless the value of one of the elements is 5. Do...

10 months ago

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Don't Include a Five (Part Two)
Given a vector A with at least one non-five, return vector B, with all fives excluded (not replaced by zeros).

10 months ago

Solved

Don't Include a Five
Given a vector A, return vector B with all 5s replaced with 0s.

10 months ago

Solved

Broken Clock
Create a function that outputs t, an inputted matrix time x, in hours and minutes (hr:min) unless the time contains a five. In t...

10 months ago

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Fives Begone
Given any sentence as an input value 'sentence', turn all fives into the letter X and return the improved sentence. Also, turn a...

10 months ago

Solved

High Five!
Write a function that takes a number x and returns y = 'High Five' if x is not equal to five. Return y = 'Denied' if the number ...

10 months ago

Solved

A Fiveless Factorial
Given a positive integer x, compute its factorial y, but exclude any muliplication by five if applicable.

10 months ago

Solved

Leaderboard Tracker
S is an m×n matrix of scores, where S(i,j) is the score of player j in match i. cumScore is an m×1 vector containing the cumula...

10 months ago

Solved

Solve for factorial of X
It gives you the number x, and set y equal to x factorial. Ex. There are 52 cards in a deck, each specific order of all 52 car...

10 months ago

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How tall will my cactus be?
My Barbed Wire Cactus is a desert cactus that relies on just the right amount of rainfall to stay healthy. Given a 1×12 vector...

10 months ago

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Return the Square of a Number
Write a function that takes a single numeric input x and returns its square. That is, given x, your function should output x^2....

10 months ago

Solved

The Dark Knight
The current position of the knight is x The desired destination is y The size of the chessboard is n. Find the minimu...

10 months ago

Problem

Express base-10 integers in lazy binary
The binary (or base-2) representations of a number n can be constructed as follows: Step 1: If n = 0, then the binary represent...

10 months ago | 2 | 8 solvers

Solved

Calculate Lift Force on an Airfoil
Write a MATLAB function to calculate the lift force acting on an airfoil given the air density, wing area, velocity of the airfl...

11 months ago

Solved

Calculate Drag Force
Write a MATLAB function to compute the drag force on an object moving through air: where: D is drag force (N) ρ is air de...

11 months ago

Solved

Compute Airspeed from Mach Number
Write a MATLAB function that converts a Mach number to airspeed given the speed of sound aa in m/s: V=M⋅a V = airspeed (m/s) M...

11 months ago

Solved

Calculate Reynolds Number
Write a MATLAB function that calculates the Reynolds number for flow over a flat plate: ρ = fluid density (kg/m³) V = veloc...

11 months ago

Solved

Count the Even Digits in a Number
Given a positive integer n, write a function that returns how many digits of n are even. Even digits are: 0, 2, 4, 6, 8

11 months ago

Solved

Generalizing square area to triangle area
Cody Problem 61070 asked for the height, h, of a right triangle that had the same area, A, of a square with side length, c, and ...

11 months ago

Solved

Convert Hexavigesimal to Decimal
NASA (Ned’s Alien-Spying Agency) have made contact with a 13-fingered race from the planet Genai. Naturally, Ned’s shadowy opera...

11 months ago

Solved

A Nedlish Country Garden - Check for Valid Arrangement
Nedland is famous for its stately gardens, which typically have a centerpiece of a square grid, with certain squares featuring a...

11 months ago

Solved

Popular Word Game™ Distance
Professor Ned, who holds the Nedowed Chair of Crackpot Mathematics at the University of Nedsburg, has recently discovered the da...

11 months ago

Solved

Square area to triangle area
Given the area, A, of a square with side length, c, if a right angle triangle has the same area A and the hypothenuse length 2c ...

11 months ago

Solved

Enclosure Matrix
The problem gives you a positive integer n. You need to create a matrix consisting of n layers of natural numbers; the outermost...

11 months ago

Solved

Padovan Polynomials
Hello there. I'm afraid I bear bad news - Anakin Skywalker is no longer a Jedi. But fear not young Padawan, we shall not falter...

11 months ago

Problem

Determine when iterations of phi(psi(x)) repeat
Cody Problem 656 introduced the Euler totient function , which counts the number of integers smaller than that are relatively...

11 months ago | 0 | 6 solvers

Solved

Barnes G-Function
Evaluate the Barnes G-Function at a given value. %Example 1 in = 1; out = 1; %Example 1 in = 4; out = 2; Only vecto...

11 months ago