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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...

más de 4 años ago

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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...

más de 4 años ago

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

más de 4 años ago

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

más de 4 años 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...

más de 4 años 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 ...

más de 4 años 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...

más de 4 años ago | 1 | 35 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...

más de 4 años 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!

más de 4 años ago

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

más de 4 años 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: ...

más de 4 años ago

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

más de 4 años ago

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

más de 4 años ago

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

más de 4 años ago

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

más de 4 años ago

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

más de 4 años ago

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

más de 4 años ago

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

más de 4 años ago

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

más de 4 años ago

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

más de 4 años ago

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

más de 4 años ago

Problem

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...

más de 4 años ago | 4 | 43 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 ...

más de 4 años ago

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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...

más de 4 años ago

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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. ...

más de 4 años ago

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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...

más de 4 años 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...

más de 4 años ago | 4 | 57 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 ...

más de 4 años ago

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

más de 4 años 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...

más de 4 años ago