Solved

Volume of a sphere given its surface area
You just measured its surface area, that is the input.

10 months ago

Solved

Least common multiple of many numbers
1:6 -> 60

10 months ago

Solved

Separate even from odd numbers in a vector - with a loop
*Using a loop*, rearrange a vector of integers such that the odd numbers appear at the beginning, and even numbers at the end. T...

10 months ago

Solved

Remove the first, third and fifth rows of a matrix
Given a matrix x with at least five rows, return a matrix y that includes all rows of x except for th 1st, the 3rd and 5th. E...

10 months ago

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Separate even from odd numbers in a vector - without loops
*Without using loops*, rearrange a vector of integers such that the odd numbers appear at the beginning, and even numbers at the...

10 months ago

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Product of Each Column
Given a matrix |mat| with |n| columns, return a row vector |v| of length |n|, where every element in |v| is the product of the |...

10 months ago

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Vector push
Append an element |x| to the end of the vector |v| and return both the extended vector and the new number of its elements. |x| c...

10 months ago

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Matrix Pattern 3

10 months ago

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Find Logic 11

10 months ago

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Linear Motion 1
An object travels N feet in the first second of travel, N feet again during the second second of travel and N feet again during ...

10 months ago

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Voltage in a lamp
A lamp is measured to have a resistance of R ohms when it operates at a power of P Watts. What is the voltage (in volts) being a...

10 months ago

Solved

String Logic 13
Examples: 'CAT' --> 'TCA' 'DOG' --> 'OGD' 'ROSY' --> 'YSRO' 'MOSTLY' --> 'YTSOML'

10 months ago

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String Logic 4
Example: 'CAT' --> 'IGZ' 'DOG' --> 'JUM' 'MATLAB' --> 'SGZRGH' 'ROSY' --> 'XUYE' 'TRUST' --> 'ZXAYZ' 'MOSTLY' --> 'SUYZ...

10 months ago

Solved

String Logic 1
Examples: 'CAT' --> 'IGZ' 'DOG' --> 'JUM'

10 months ago

Solved

Matrix Generation from Vector Multiplication
Output the matrix generated from multiplying two vectors together

10 months ago

Solved

Matrix multiplication
Multiply two incoming matrices via matrix multiplication

10 months ago

Solved

Resizing Matrices
Take an 4x3 matrix, and resize it to a 2x6 matrix

10 months ago

Solved

Find the mean of two vectors
Take two vectors, and output the mean of them (bonus if you don't use the in-built mean function)

10 months ago

Solved

Matrix Max Finder
Output the maximum value in a matrix

10 months ago

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Vector Element Multiplication
Take two incoming vectors, and output the element wise multiplication of the vectors.

10 months ago

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Vector indexing: lower than mean
Find indices of values in a vector lower than the mean of the vector

10 months ago

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Find the index of the lowest number in a matrix
Take a matrix, and find the [row cal] index of the lowest number

10 months ago

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Simple Vector Addition
Take two incoming vectors and output the sum of the two vectors

10 months ago

Solved

Find the sum of the largest two elements in a vector
With this one, you have to find the two largest elements in a vector and output the sum of those numbers.

10 months 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...

10 months ago

Solved

Create times-tables (★★★)
(copy of prob 33) At one time or another, we all had to memorize boring times tables. 5 times 5 is 25. 5 times 6 is 30. 12 ti...

10 months ago

Solved

Approximate functions 2 (★★★★)

10 months ago

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Factorize uniquely! (★★)

10 months ago

Solved

Vector of digits (★★)
Given a positive integer x, construct a vector y with all the digits of x in the order of appearance in x. Thus, if x = 172...

10 months ago

Solved

Matrix Indexing
Given a matrix A and scalars r,c,i, find the product of two elements, with the first element located at row r and column c (doub...

10 months ago