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Solved
Primitive Root Modulo n
Given a positive integer n > 2, return a vector, v, of positive integers smaller than n that are primitive roots modulo n. If no...
5 months ago
Problem
Primitive Root Modulo n
Given a positive integer n > 2, return a vector, v, of positive integers smaller than n that are primitive roots modulo n. If no...
5 months ago | 1 | 5 solvers
Solved
Find nearest prime number less than input number
Find nearest prime number less than input number. For example: if the input number is 125, then the nearest prime number whi...
6 months ago
Solved
Snakes and Ladders: Variable Die
This problem is a sequal to Problem 59132 Snakes and Ladders: Average Number of Turns. Instead of a 6-sided die, your function ...
6 months ago
Solved
Snakes and Ladders: Average Number of Turns
In this problem, you will play a single-player variant of the classic game Snakes and Ladders. The rules are as follows: The pl...
6 months ago
Problem
Snakes and Ladders: Variable Die
This problem is a sequal to Problem 59132 Snakes and Ladders: Average Number of Turns. Instead of a 6-sided die, your function ...
6 months ago | 1 | 4 solvers
Problem
Snakes and Ladders: Average Number of Turns
In this problem, you will play a single-player variant of the classic game Snakes and Ladders. The rules are as follows: The pl...
6 months ago | 0 | 4 solvers
Solved
Find the jerk
No, it's not the author of this problem... Jerk is the rate of change in acceleration over time of an object. So, if given t...
9 months ago
Solved
Bernoulli's Equation
Bernoulli's equation states that for an incompressible fluid the following summation is constant across the flow: v^2/2 + g*z + ...
9 months ago
Solved
Split Even Number Into Two Primes
Given an even whole number n (> 2), return a 2-element vector of primes, p, such that p(1) + p(2) = n. Fun note: technically it...
9 months ago
Solved
Find matching string from a list of strings
Write a function that returns a string that is a unique match (if it exists) of the string inStr from a list of strings strList....
10 months ago
Solved
Calculate the square root
Given an input integer x, calculate the square root without using the sqrt function.
11 months ago
Solved
Convert Volume Mixing Ratio to Density
The partial pressure of a constituent gas species of the atmosphere can be expressed in parts per million by volume. For exampl...
11 months ago
Solved
SatCom #6: Inclination of a Sun-Synchronous Orbit
Satellite and Space Engineering - Problem #5 This is part of a series of problems looking at topics in satellite and space comm...
11 months ago
Solved
What gear ratio does the cyclist need?
A cyclist (perhaps including our famed Codysolver the cyclist <http://www.mathworks.com/matlabcentral/cody/players/1841757-the...
11 months ago
Solved
Minimum number of crossings in a complete graph
This problem is related to problem 58384. A complete graph may be drawn in different ways, such that the number of line crossin...
11 months ago
Problem
Minimum number of crossings in a complete graph
This problem is related to problem 58384. A complete graph may be drawn in different ways, such that the number of line crossin...
11 months ago | 1 | 8 solvers
Solved
Minimum number of crossings in a complete bipartite graph
A complete bipartite graph may be drawn in different ways, such that the number of line crossings differs between drawings. To ...
11 months ago
Problem
Minimum number of crossings in a complete bipartite graph
This problem is related to problem 58389. A complete bipartite graph may be drawn in different ways, such that the number of li...
11 months ago | 0 | 8 solvers
Solved
Radius of an inner N-dimensional sphere
A hypercube is an N-dimensional analogue of a square (N=2). Similarly, an N-sphere is an N-dimensional analogue of a circle. Not...
11 months ago
Problem
Radius of an inner N-dimensional sphere
A hypercube is an N-dimensional analogue of a square (N=2). Similarly, an N-sphere is an N-dimensional analogue of a circle. Not...
1 year ago | 1 | 5 solvers
Solved
Recaman Sequence - III
I want to create a Recaman sequence where there is a "1" in the n-th position. So from which integer should I start the Recaman ...
1 year ago
Solved
Recaman Sequence - II
Take an arbitrary starting point as input and create Recaman Sequence. Then find the 1, return its index. For example: if n =...
1 year ago
Solved
Recaman Sequence - I
Recaman Sequence (A005132 - <http://oeis.org/A005132 - OEIS Link>) is defined as follow; seq(0) = 0; for n > 0, seq(n) ...
1 year ago
Solved
A Binary Search
One way to locate a target value in a sorted array, is to use a binary search algorithm. Here, you test if the midpoint in the a...
1 year ago
Solved
The Yellowstone Permutation
The Yellowstone Permutation is a sequence of positive integers, defined by the following rules: No term is repeated. Given n t...
1 year ago