ChrisR

Last seen: 1 día hace | Con actividad desde 2015

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I teach courses in water resources and environmental fluid mechanics.

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Resuelto

Out-of-Place Elements Count
Determine the number of elements in a list of integers that are not in their original order after sorting the list in ascending ...

2 días hace

Problema

List the segmented numbers
The sequence of segmented numbers begins 1, 2, 4, 5, 8, 14, 15, 16. Notice that none of the terms is the sum of consecutive prev...

3 días hace | 0 | 3 solvers

Resuelto

Determine if the square root is an integer.
Write code that returns true if perfect square and returns false if square root is not an integer.

4 días hace

Resuelto

Sequencing Odd Even numbers
Given an input value n, create a vector which contains all odd numbers & even numbers centered around mean of vector. If the me...

9 días hace

Resuelto

Calculate the Area of the Ring
You have Ring which consist of inner and outer Circles with Radius r and R which are not given but you'll be given Hprizontal ...

9 días hace

Problema

List the ways to write 1/n as the sum of two unit fractions
Cody Problem 59841 involved counting the ways that can be written as the sum of two unit fractions (those with a numerator of 1...

9 días hace | 0 | 5 solvers

Resuelto

Extract Increasing Integers from Digit String
Given a string containing only digits, the function get_integers should return the list of increasing integers obtained by readi...

11 días hace

Problema

Count the ways to write 1/n as the sum of two unit fractions
The number 1/2 can be written as 1/3+1/6 and 1/4+1/4, and the number 1/9 can be written as 1/18+1/18, 1/12+1/36, and 1/10+1/90. ...

12 días hace | 1 | 5 solvers

Problema

Determine whether a number is a Gaussian prime
A Gaussian prime is a number that cannot be factored. For example, is not a Gaussian prime because it can be factored as the p...

13 días hace | 2 | 5 solvers

Resuelto

Limiting Element Occurrences
You are given a list 'v' of numbers. This list may contain repeated numbers. Your objective is to create a new list that maintai...

13 días hace

Resuelto

Sun angle
Determine the angle of the sun above the horizon based on the time of day. Assumptions: the sun rises in the East at 6h00, cor...

14 días hace

Resuelto

Palindrome Checker
Create a MATLAB function that checks whether a given string is a palindrome or not. A palindrome is a word, phrase, number, or o...

14 días hace

Resuelto

Matrix Rotation
Write a MATLAB function that rotates a given matrix by 90 degrees clockwise. The rotation should be performed in-place, without ...

14 días hace

Resuelto

Sort by absolute value
Given a list of numbers, arrange them in ascending order based on their absolute values. For example, for the list [-30, -5, 1...

15 días hace

Resuelto

Replace with Lower
Given a list of integers, for each element, replace it with the minimum integer found in the sub-list to its strict right (exclu...

15 días hace

Resuelto

Compress list
Given a non-empty list L of positif integers, compress the list so that only one occurrence is retained if two (or more) equal e...

15 días hace

Resuelto

Available ingredients + recipe -> number of cakes
Write a function Egg_Milk_Sugar(L, recipe) to determine the maximum number of cakes that can be prepared given a list of availab...

16 días hace

Problema

Complete a geometric sequence
In Cody Problem 59786 minnolina asks us to find the integer that completes a randomly sorted arithmetic sequence with one missin...

16 días hace | 1 | 5 solvers

Resuelto

Missing Number
Given a list of integers forming an arithmetic progression (where the difference between consecutive elements is constant), your...

16 días hace

Resuelto

Leader
An element of a list is called a "leader" if every element to its right (and not just the one immediately to its right) is stric...

16 días hace

Resuelto

Digits eliminate
Complete the function my_f(n,b) to return, for a given integer, the number obtained by removing the digits '0' and 'b'. If there...

16 días hace

Resuelto

Merge two integers
We want to merge the digits of two integers having the same number of digits to obtain a new integer whose digits are obtained b...

17 días hace

Resuelto

Counting the occurrences of a digit in a book
The printer has printed a book with 'p' pages. How many times did they use the character 'd'? In other words, how many times doe...

17 días hace

Resuelto

Pivot index
Let L be a vector of numbers. We are searching for the index n of the pivot element defined as follows: the dot product of the e...

17 días hace

Resuelto

Determine if a Digit is Isolated
A digit is considered isolated if both its left and right neighbors are different from itself. For example, in the number 776444...

17 días hace

Resuelto

Calculating distance of lightning based on time delay
If we know the time delay between when we see lightning and hear thunder then we can calculate approximate distance(in meters) o...

23 días hace

Resuelto

Image Series 3 Complementary
Find the Complementary of image which is 8 bits gray scale image. Each pixel is converted to binary format in the image. A...

25 días hace

Resuelto

Fast 1-D Convolution (full shape)
This is the first problem in the <http://www.mathworks.com/matlabcentral/cody/?term=Fast+1-D+Convolution fast 1-D convolution se...

28 días hace

Resuelto

Orthogonalize 3 column vectors using the Gram-Schmidt process
Use the Gram-Schmidt process to orthogonalize three linearly independent column vectors. Return three output column vectors that...

alrededor de 1 mes hace

Resuelto

Orthogonalize a 2x2 matrix using the Gram-Schmidt process
Use the Gram-Schmidt process to orthogonalize two linearly independent column vectors. Return two output column vectors that are...

alrededor de 1 mes hace

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