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does it touch ?
given a sentence, tell how much it touches. input : string output : how much it touches touching : a bilabial phoneme d...

5 years ago

Solved


Einsteinium-253 decay
Radioactive Einsteinium-253 has a half-life of 1,768,608 seconds. Given 1000mg of Einsteinium-253 at t=0 days, how much is lef...

5 years ago

Solved


Compute change
A cashier distributes change using the maximum number of five dollar bills, followed by one dollar bills. Given amountToChange, ...

5 years ago

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Nth root.
* Assign outValues with the nth root of the inValues, the root is specified by rootValue

5 years ago

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Currency conversion
A currency exchange booth offers an exchange rate of 119.771 Japanese yen for 1 US dollar. The currency exchange booth rounds do...

5 years ago

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Find common elements in matrix rows
Given a matrix, find all elements that exist in every row. For example, given A = 1 2 3 5 9 2 5 9 3 2 5 9 ...

5 years ago

Problem


Modified Upper Matrix Mock
Given a vector v=[1 3 6 9 11], turn it into a matrix 'ramp' like so: m=[1 3 6 9 11; 0 3 6 9 11; 0 0 6 9 11; 0 0 0 9 11; 0 0 0...

5 years ago | 1 | 39 solvers

Problem


Circular Shift Me
Given a vector v=[1 3 6 9 11], circular shift them while iterating m=[1 3 6 9 11; 11 1 3 6 9; 9 11 1 3 6; 6 9 11 1 3; 3 6 9 1...

5 years ago | 0 | 45 solvers

Solved


Strangest ways to get 0
Propose your non-trivial way to get 0. Look mine's, and try to do your best!

5 years ago

Solved


Solving a quadratic equation
Given a, b ​​and c, Return the solution of the following quadratic equation: a*x^2 + b*x + c = 0.

5 years ago

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Polynomial division
Divide a polynomial u by polynomial v and return the quotients only. Example: u = x^4+3*x^3+5*x+3 v = x^2+1 Answer: ...

5 years ago

Solved


Additive persistence
Inspired by Problem 2008 created by Ziko. In mathematics, the persistence of a number is the *number of times* one must apply...

5 years ago

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Accessing elements on the diagonal
Access the diagonal elements of a matrix without 'diag' function

5 years ago

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square root
Find the square root (y) of an input (x).

5 years ago

Solved


Multiple if statements
Write an if-statement that subtracts 5 from outputValue if amplitudeResponse is greater than 10. Write a second if-statement tha...

5 years ago

Solved


Food safety
Assign safeTemperature with 1 if foodTemperature is less than 40 or greater than 165.

5 years ago

Solved


Check bounds
Assign inRange with 1 if userWeight is greater than 100 and less than or equal to 200.

5 years ago

Solved


Genetic markers test
Assign testResult with 1 if either geneticMarkerA is 1 or geneticMarkerB is 1. If geneticMarkerA and geneticMarkerB are both 1, ...

5 years ago

Solved


convert?
* Given a string containing a number followed by pounds or kgs, for example: * 'Billy lost 22 pounds in four weeks.' * 'Maria ...

5 years ago

Solved


Vectorizing, too easy or too hard?
Please insert a . before any ^, * or / in the string. That's it!!

5 years ago

Solved


deconvolution
* Suppose there is a vector v like [1 0 0 -1], representing polynomial coefficients. * In this example, the polynimial is 1*x^3...

5 years ago

Problem


Refresh your system of equations
Given square matrix, and solution vector, find the values of the variables Example: xyz = [1 -1 2; 0 2 5; 4 0 -3]; //x-y+2...

5 years ago | 4 | 42 solvers

Solved


System of equations
Find a solution to a system of equations represented by a |n| by |n+1| matrix. For instance, [ 2 0 4; => 2*x = 4 ...

5 years ago

Solved


Distance walked 3D
suppose you go from x-y-z coordinates [3,4,2] to [0,0,2] to [0,1,2] to [1,1,2], to [1,1,20] then you walked 25 units of distance...

5 years ago

Solved


Snakes on a plane
Given the dimensions of a 2-d plane, create a matrix where a "snake" of ones occupies the plane from top left to bottom right. ...

5 years ago

Solved


Sorting
Assume that x is an n-by-2 matrix. The aim is to return the first column of x, but sorted according to the second column. Exa...

5 years ago

Problem


N-plicate me
Modified version of duplicate and triplicate me. Repeat elements of input vector with given input n Ex: input = [1 2 3 4 5...

5 years ago | 4 | 58 solvers

Solved


Who knows the last digit of pi?
There is only one man who knows the last digit of pi, who is that man? Give the name of that man, who, by popular believe, can ...

5 years ago

Solved


Function definition: Double down.
* Complete the DoubleDown function to return twice the initialValue.

5 years ago

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Computing wind chill
On a windy day, a temperature of 15 degrees may feel colder, perhaps 7 degrees. The formula below calculates the "wind chill," i...

5 years ago

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