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Volume of Spherical Shell
In three-dimensional space, a spherical shell can be constructed from two concentric spheres. Determine the volume of a spheric...

26일 전

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There are four cars starting at a point. The first car points north, the second one points east, the third one points south, an...

26일 전

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An Ohm's Law Calculator
*BACKGROUND / MOTIVATION:* Many important observations in math and science can be described by short, but powerful, equations...

26일 전

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Combined Ages 4 - Non-symmetric with multiples, n ≥ 3
This problem is slightly more difficult than <http://www.mathworks.com/matlabcentral/cody/problems/42383-combined-ages-3-non-sym...

27일 전

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Combined Ages 3 - Non-symmetric, n ≥ 3
Pursuant to the previous two problems ( <http://www.mathworks.com/matlabcentral/cody/problems/42382-combined-ages-1-symmetric-n-...

27일 전

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Combined Ages 2 - Symmetric, n ≥ 3
Following on <http://www.mathworks.com/matlabcentral/cody/problems/42382-combined-ages-1-symmetric-n-3 Combined Ages 2>, you wil...

27일 전

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Combined Ages 1 - Symmetric, n = 3
You have probably seen the common riddle wherein combined ages are provided and you must determine the individual ages. For exam...

27일 전

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Rotate a matrix without using rot90
rotate the input square matrix by certain degrees (e.g. 270 or 450 etc.) without using rot90 or flip function. its an extension...

29일 전

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generate the matrix
given 3 inputs e.g [2,3,4] -- generate a matrix like below -- [2 2 0 0 0 0 0 0 0; 2 2 0 0 0 0 0 0 0; 0 0 3 3 3 0 0 0 0; 0 0...

29일 전

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How many Christmas presents under the tree?
For many families at Christmas, each family member gives 1 present to every other family member. The main exception is that chil...

29일 전

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Create a matrix from a cell
In this problem , you must convert a cell into a matrix and pad each cell with NaN. *Example 1:* If you have the input...

29일 전

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generate the matrix
given a value n (say 4) - generate the matrix like below y= [0 1 2 3 4; -1 0 1 2 ...

29일 전

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String count
given a string 'str', count the number of the followings - * letters * digits * white space * capital letters * smal...

29일 전

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Question 1
Implement a function named q1 with one input argument named n. This function should return the multiplication of all odd numbers...

29일 전

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Count digits
Count total number of digits from 1 to n. * n=13 * output=17 since from [1-9] total 9 digits.[10-13] total 4*2=8 digits.

29일 전

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Matrix with different incremental runs
Given a vector of positive integers a = [ 3 2 4 ]; create the matrix where the *i* th column contains the vector *1:a(i)...

약 1달 전

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Pandigital number n°2 (Inspired by Project Euler 32)
After <http://www.mathworks.com/matlabcentral/cody/problems/2319 Problem 2319>. An n-digit number is pandigital if it makes u...

3달 전

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Pandigital number n°1 (Inspired by Project Euler 32)
A little warm-up to begin... An n-digit number is pandigital if it makes use of all the digits 1 to n exactly ONCE. For ex...

3달 전

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Convert decimal to binary and then generate the minimum binary it can with jumbling
input is 10 --> 1010 output should be 3 --> 0011 input 23 --> 10111 output should be 15 --> 01111

3달 전

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Gray code
Given a decimal number, convert it to its corresponding gray code. 8 -- 1100 ; 4 -- 110 ; 17-- 11001;

3달 전

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Check if a number belongs in the fibonacci squence
Test if integer i is a number in the fibonacci sequence. Return true if it is.

3달 전

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given three inputs (a, b, c) for the equation a*x^2+b*x+c=0; return 1 if the roots are complex (non zero imaginary), and 0 if th...

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Check if number is a square number
Test if integer i is a square number. Return logical true if it is.

3달 전

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Check if integer is a prime number
Check if integer i is a prime number. Returns logical true '1' if it is.

3달 전

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Scalar Matrix Manipulation
Assume, input x is a scalar matrix such as, x = 2 0 0 0 2 0 0 0 2 th...

3달 전

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Cody problems in French : Trouvez la logique Pt.2
Trouvez la logique entre x et y, aidez-vous de la test suite. Bon courage. P.S: L'utilisation de "^" est de nouveau fortement...

3달 전

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Get the mean digit
Write a function that gives the mean digit (round towards nearest integer) of an input and positive number. For example: x ...

3달 전

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Say type of roots in quadratic equation
Given the coefficients of a quadratic equation, write a function that gives the output y='RealDifferent' if the roots are real a...

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Get the value 100
Knowing that 123-45-67+89=100, write a function that gives this result for any order of the digits in the input. Otherwise, the ...

3달 전