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ChrisR


Last seen: Today Con actividad desde 2015

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I teach courses in water resources and environmental fluid mechanics.

Programming Languages:
MATLAB
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English
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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
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  • Sequences And Series III Master
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Resuelto


Legendary NBA Playmaker
Write a function that returns a char array containing the name and surname of a famous NBA player known for his spectacular pass...

1 día hace

Resuelto


Spiral Mandala
Generate a clockwise spiral pattern using 1s in an N×N matrix to create an intricate mandala effect. e.g. N = 5; y_correct...

8 días hace

Resuelto


Starburst Mandala
Create a mandala starburst using diagonal and orthogonal symmetry in a matrix.

8 días hace

Resuelto


Hourglass Mandala
Generate an hourglass shape using matrix geometry and symmetry. e.g. N = 5; 1 1 1 1 1; 0 1 1 1 0; ...

8 días hace

Resuelto


Circular Ring Approximation Mandala
Generate a matrix that approximates a circular ring using distance-based thresholding , a visually rich mandala-inspired challen...

8 días hace

Resuelto


Vertical Mirror Mandala
Create a symmetric left-right mirrored pattern in an N×N matrix to emulate mandala reflection symmetry. e.g. N = 5; ...

8 días hace

Resuelto


Concentric Squares Mandala
Generate concentric square rings of alternating 1s and 0s to form a layered mandala-style matrix. e.g. N = 5; 1 1 1 1 1;...

8 días hace

Resuelto


Hollow Diamond Pattern
Create an N×N matrix that forms a hollow diamond shape using 1s, leaving the interior empty. This challenge emphasizes boundary ...

8 días hace

Resuelto


Filled Diamond Pattern
Create an N×N binary matrix that forms a filled diamond shape centered in the matrix. The diamond expands symmetrically toward t...

8 días hace

Resuelto


Number of vowels in string
Write a function that counts how many vowels appear in a given string. Vowels are: a e i o u The function should be case‑insen...

10 días hace

Resuelto


Sum of even digits
Given a positive integer n, return the sum of all even digits in the number.

10 días hace

Resuelto


Difference of product and sum
Given a positive integer n, compute the difference between the product of its digits and the sum of its digits.

10 días hace

Resuelto


Return the product of all elements of a vector or matrix without using built-in functions
Compute the product of all elements of the input array without using the built-in functions prod, ans, or size.

13 días hace

Problema


Find the nearest admirable number
Cody Problems 1012 and 2544 ask us to determine whether a number is perfect—that is, whether the sum of divisors is equal to ....

14 días hace | 0 | 5 solvers

Resuelto


Turn year differences into "s score and y years ago"
President Lincoln opened his now-legendary Gettysburg Address with the famous words "Four score and seven years ago...". Given t...

15 días hace

Problema


Play Oware with the digits of a number
Oware is a pit and pebble game that consists of two sets of pits or houses filled with pebbles or seeds. During a turn, a player...

21 días hace | 0 | 7 solvers

Resuelto


Compute the Euclidean Distance Between Two N-Dimensional Vectors
Write a function that computes the Euclidean distance between two N-dimensional vectors. Given two input vectors x and z of equ...

21 días hace

Resuelto


Sum all elements of a vector or matrix without using some built in functions
Write a function that computes the sum of all elements of the input array v without using the following built-in function: sum,...

22 días hace

Resuelto


Velocity at Bottom Using Energy Conservation
A steel ball rolls down a precision ramp in a lab at CERN.

25 días hace

Resuelto


Acceleration in a Symmetric Double-Pulley Constraint System
Engineers at Indian Institute of Technology Kanpur are designing a precision counterweight system for high-speed elevators. The ...

25 días hace

Resuelto


Motion of a Bead Sliding on a Rotating Rod (Non-Inertial Frame Dynamics)
Scientists at Indian Space Research Organisation are testing artificial gravity inside a rotating space station module. Inside ...

25 días hace

Resuelto


Acceleration of Block Relative to Ground
Researchers at Indian Space Research Organisation test cargo motion inside accelerating spacecraft ramps. Find acceleration.

25 días hace

Resuelto


Tension in String for Circular Motion (Advanced Rotational Dynamics)
At the astronaut training facility of Indian Space Research Organisation, astronauts are trained using a rotating centrifuge. Th...

25 días hace

Resuelto


[Master Regular Expression] Strong Password Checker II
A password is said to be strong if it satisfies all the following criteria: It has at least 8 characters. It contains at l...

25 días hace

Resuelto


Determine Matrix Dimensions Without Using some built-in MATLAB functions, version 2
Write a function that takes a 2D matrix/1D vector x as input and returns a row vector containing the number of rows and the numb...

25 días hace

Resuelto


Determine Matrix Dimensions Without Using some built-in MATLAB functions
Write a function that takes a 2D matrix/1D vector x as input and returns a row vector containing the number of rows and the numb...

25 días hace

Resuelto


Sum all elements of a vector or matrix without using sum()
Write a function that computes the sum of all elements of the input array v without using the built-in sum function. The input ...

25 días hace

Resuelto


[Master Regular Expression] Vowel-Consonant Score
You are given a string s consisting of lowercase English letters, spaces, and digits. Let v be the number of vowels in s and c ...

30 días hace

Resuelto


Determine Matrix Dimensions Without Using size or length
Write a function that takes a matrix A as input and returns a row vector containing the number of rows and the number of columns...

30 días hace

Resuelto


Diagonal Cross Mandala
Generate an N×N matrix with diagonals highlighted to form an artistic X-shaped mandala pattern. e.g. N = 5; 1 0 0...

alrededor de 1 mes hace

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