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ChrisR


Last seen: Today |  Active since 2015

Followers: 2   Following: 0

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I teach courses in water resources and environmental fluid mechanics.

Programming Languages:
MATLAB
Spoken Languages:
English
Pronouns:
He/him

Statistics

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  • MATLAB Central Treasure Hunt Finisher
  • Knowledgeable Level 1
  • First Answer
  • Project Euler I
  • Strings II Master
  • R2016b Feature Challenge Master
  • Magic Numbers Master
  • Quiz Master
  • Sequences And Series III Master
  • Computational Geometry I Master
  • Matrix Manipulation II Master
  • Strings III Master

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Solved


Simple addition
Add two numbers using a funciton

7 dagar ago

Problem


Complete hydraulic geometry relations
Hydraulic geometry relations express the velocity , width , and depth of a river as a function of the discharge (or flow) , whi...

7 dagar ago | 0 | 4 solvers

Solved


EZ9
EZ

8 dagar ago

Solved


EZ7
EZ

8 dagar ago

Solved


EZ8
EZ

8 dagar ago

Solved


EZ10
EZ

8 dagar ago

Solved


Castling-03
Given the position of different chess pieces on the chessboard, figure out whether castling is valid or not in the next move (wh...

21 dagar ago

Solved


EZ4

25 dagar ago

Solved


EZZ
EZZ

25 dagar ago

Solved


EZ5
EZ5

25 dagar ago

Solved


EZ6

25 dagar ago

Solved


EZ
EZ

26 dagar ago

Solved


String permutations on phone keyboard
Given a number such as 2639 return all possible string permutations using the phone-keyboard on Problem 1069. input = 78 outpu...

26 dagar ago

Problem


Identify points inside a Reuleaux triangle
Write a function to identify points that lie in or on a Realeaux triangle, which is a curve of constant width. The input to the ...

27 dagar ago | 1 | 4 solvers

Problem


Determine whether a number is a Ludic prime
Ludic numbers are formed by a sieve. Start with a list of the positive integers. Skip 1 and start with 2. Then delete every seco...

28 dagar ago | 1 | 5 solvers

Solved


Forward Elimination for Gauss Elimination
Perform forward elimination for a given pivot column in the augmented matrix, Ab=[A,b]

28 dagar ago

Solved


Generate Hadamard Matrix without using hadamard function
In mathematics, a Hadamard matrix, named after the French mathematician Jacques Hadamard, is a square matrix whose entries are e...

ungefär en månad ago

Solved


2048 Next Move
Given a board in the game 2048 (see the game here: <http://gabrielecirulli.github.io/2048/ 2048>) and a direction ('up','down','...

ungefär en månad ago

Solved


Combinations using Stirling numbers of the second kind
Output the number of ways to distribute n labelled balls among k identical boxes (some of which might be empty). Example: ...

ungefär en månad ago

Solved


Our Dad went to Buy a car But the car seller can't think the easiest way to get the car out Give Him a solution!

ungefär en månad ago

Solved


Given Hypotenuse points create two right triangles
Given two points defining a hypotenuse create two right triangles of (h,5,R). Return the two (x,y) points that create the right ...

ungefär en månad ago

Solved


Decimal to Binary conversion for Large Integers

ungefär en månad ago

Solved


switch base
Input an integer, switch its base. Input is a string, so is output.

ungefär en månad ago

Solved


Sample from random roulette
Given a list of values and their probabilities sample 10,000 values. Example: x = [1 2 3 4 5]; prob = [0.2 0.1 0.4 0.1 0.2] ...

ungefär en månad ago

Solved


Define the higher order function - foldl
Given a binary function f, a starting value a, and a list (row vector) xs of values, the higher order function foldl folds the f...

ungefär en månad ago

Solved


three digits
Input three digits no larger than 4，say 1,2 and 3, write the possible largest number composed（concatenation and power） only by t...

ungefär en månad ago

Solved


Path of least resistance
Find the length of the shortest path through the matrix from the top left to bottom right corner. You may move right, down, or d...

ungefär en månad ago

Solved


REPMAT Enhancement - Faster for Large Row Replication of Vector
The Challenge is to modify repmat.m to maintain all of its normal functionality and enhance its performance for large row replic...

ungefär en månad ago

Solved


Repeat string n times - 3
function myOutput = rep_str_3(string1, string2, num1, num2, n) function desiredOutput = rep_str_3('string1', 'STRING2', 0...

ungefär en månad ago

Solved


Bridge and Torch Problem - Minimum time
<https://en.wikipedia.org/wiki/Bridge_and_torch_problem Details of the problem ...> Input is crossing time list. (for exampl...

ungefär en månad ago

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