Arthur Goldsipe
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Solved
Eliminate Polysyllabics: Long live short words!
Given a string s1, return s2 in which all the words with more than one syllable have been removed. To make things simple, we ...
ungefär 4 år ago
Solved
Aquiles y la tortuga
Contaba Zenón en su famosa paradoja que un día Aquiles, el guerrero griego más veloz de la Hélade, se enfrentó a una pequeña tor...
nästan 5 år ago
Solved
Energy of a photon
*⚛ ☢ ⚛ ☢ ⚛ ☢ ⚛* Given the frequency F of a photon in giga hertz. Find energy E of this...
ungefär 7 år ago
Solved
The 5th Root
Write a function to find the 5th root of a number. It sounds easy, but the typical functions are not allowed (see the test su...
ungefär 7 år ago
Solved
How to subtract?
*± ± ± ± ± ± ± ± ± ± ±* * Imagine you need to subtract one...
ungefär 7 år ago
Solved
Free passes for everyone!
_Simply return the name of the coolest numerical computation software ever_ *Extra reward* (get a _freepass_): As an addit...
mer än 9 år ago
Solved
This is a palindrome and so am I
A palindrome is a sequence of characters which reads the same backward or forward, for instance 'a man a plan a canal panama'...
mer än 9 år ago
Solved
Return the Nth Output from an Input Command
*Description* Given _F_, a cell array whose first element is a function handle and subsequent elements are arguments, return ...
ungefär 10 år ago
Solved
Make a checkerboard matrix
Given an integer n, make an n-by-n matrix made up of alternating ones and zeros as shown below. The a(1,1) should be 1. Example...
mer än 11 år ago
Solved
Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...
mer än 11 år ago
Solved
Function composition - harder
Write a function that accepts an arbitrary number of function handles f_1, f_2, ..., f_n and returns the composition h. That is,...
mer än 12 år ago
Solved
Swap the first and last columns
Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...
nästan 13 år ago
Solved
Fibonacci sequence
Calculate the nth Fibonacci number. Given n, return f where f = fib(n) and f(1) = 1, f(2) = 1, f(3) = 2, ... Examples: Inpu...
nästan 13 år ago
Solved
Finding Perfect Squares
Given a vector of numbers, return true if one of the numbers is a square of one of the other numbers. Otherwise return false. E...
nästan 13 år ago
Solved
Pangrams!
A pangram, or holoalphabetic sentence, is a sentence using every letter of the alphabet at least once. Example: Input s ...
nästan 13 år ago
Solved
Determine whether a vector is monotonically increasing
Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...
nästan 13 år ago
Solved
Triangle Numbers
Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displa...
nästan 13 år ago
Solved
Find all elements less than 0 or greater than 10 and replace them with NaN
Given an input vector x, find all elements of x less than 0 or greater than 10 and replace them with NaN. Example: Input ...
nästan 13 år ago
Solved
Column Removal
Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; and ...
nästan 13 år ago
Solved
Sort a list of complex numbers based on far they are from the origin.
Given a list of complex numbers z, return a list zSorted such that the numbers that are farthest from the origin (0+0i) appear f...
nästan 13 år ago
Solved
Select every other element of a vector
Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...
nästan 13 år ago
Solved
Determine if input is odd
Given the input n, return true if n is odd or false if n is even.
nästan 13 år ago
Solved
Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...
nästan 13 år ago
Solved
Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...
nästan 13 år ago
Problem
Filter values in a vector
Cody often benefits from a functional style of programming. For example, your score is often better when you compose multiple fu...
nästan 13 år ago | 0 | 72 solvers
Solved
Filter values in a vector
Cody often benefits from a functional style of programming. For example, your score is often better when you compose multiple fu...
nästan 13 år ago
Problem
Create a dictionary
The goal is to write a function that returns a dictionary from a list of words or phrases and their definitions. Here is an exam...
nästan 13 år ago | 4 | 72 solvers