Resuelto

Block average
Given a matrix, calculate the block average of each disjoint sub-matrix of the same size. Assume that the size of the matrix alo...

casi 10 años hace

Resuelto

Crunch that matrix!
You are given an M x N matrix. Write a script that will compress this matrix into an M x (N/3) matrix, where each of the terms ...

casi 10 años hace

Resuelto

RGB to CMYK
Convert an RGB code to the corresponding CMYK code for printing. The RGB input is a [1×3] double array between 0 and 1. ...

alrededor de 10 años hace

Resuelto

Height of a right-angled triangle
Given numbers a, b and c, find the height of the right angled triangle with sides a and b and hypotenuse c, for the base c. If a...

alrededor de 10 años hace

Problema

Crunch that matrix!
You are given an M x N matrix. Write a script that will compress this matrix into an M x (N/3) matrix, where each of the terms ...

alrededor de 10 años hace | 1 | 101 solvers

Resuelto

Lambert's W
Matlab cody does not support lambertw. Try to create a lambert's w function yourself. Lambert's W is the function that solves...

alrededor de 10 años hace

Resuelto

Isothermal Expansion
Given the initial pressure and volume of an ideal gas, calculate the new volume, given the new pressure. Hint: <https://en.wi...

alrededor de 10 años hace

Resuelto

Wien's displacement law
Given the black body temperature (in *Celsius*), output the weavelength (in *meters*) at which the radiation peaks, according to...

alrededor de 10 años hace

Resuelto

Detect pair of equal values in a Matrix
A 2D matrix of 2 rows and N columns with random integer numbers. A = [3 1 2 4 6 6 7; 7 3 2 1 5 2 4] ...

alrededor de 10 años hace

Resuelto

means
Calculate the arithmetic, the geometric and the harmonic mean of a given vector (with positive elements) and return them in a ve...

alrededor de 10 años hace

Resuelto

Hilbert numbers
Given a positive integer, n, return h as follows: 1. If n is not a <https://en.wikipedia.org/wiki/Hilbert_number Hilbert numb...

alrededor de 10 años hace

Resuelto

Number construction III
Given a positive integer, n, return a, b and c, such that 1. n = a^1.5+b^2.5+c^3.5 2. a, b and c are all positive integers...

alrededor de 10 años hace

Resuelto

fractal circles
Create a fractal with circles using the same process as the Sierpinski triangle (https://en.wikipedia.org/wiki/Sierpinski_trian...

alrededor de 10 años hace

Resuelto

Number construction II
Given a positive integer, n, return a, b, c and d, such that 1. n = a*2^b+c*3^d 2. a, b, c and d are all positive integers...

alrededor de 10 años hace

Resuelto

Euler–Mascheroni constant
Approximate the Euler-Mascheroni constant using the series representation gamma_n=\sum_{k=1}^{n} [1/k-ln(1+1/k)] Calculat...

alrededor de 10 años hace

Resuelto

solid of revolution
Given an real polynomial P and two real numbers a,b with 0<=a<=b. Calculate the volume of the solid of revolution made by rota...

alrededor de 10 años hace

Resuelto

Coefficients and vertex of a parabola given 3 points
Given 3 points, each defined by x and y, compute the coefficients: [a,b,c] of a parabola with equation: y = ax^2 + bx + c passin...

alrededor de 10 años hace

Resuelto

generate number in particular way
A = [1 5 2 7]; MAX = 10; generate a array Y = [1 2 2 2 2 2 3 3 4 4]; i.e. total eleme...

alrededor de 10 años hace

Resuelto

Sum two real numbers
It seems easy, but... You cannot use +, -, plus, diff, cumsum, *, prod, times, etc.

alrededor de 10 años hace

Resuelto

Babylonian method
Calculate the square root of a given positive number a using the Babylonian method (https://en.wikipedia.org/wiki/Methods_of_co...

alrededor de 10 años hace

Resuelto

jumping astronauts
The surface gravity on the moon is approximately 2 m/s^2. Thats why an funny astronauts feels as light as a feather and jumps fr...

alrededor de 10 años hace

Resuelto

Juggler sequence revisited
This problem is related to <http://www.mathworks.com/matlabcentral/cody/problems/42835-return-the-sequence-element-ii Problem 42...

alrededor de 10 años hace

Resuelto

Return the sequence element II
Given positive integers x and n, return a positive integer, y, which is the nth term in the <https://en.wikipedia.org/wiki/Juggl...

alrededor de 10 años hace

Resuelto

Polygon division
Given the number of vertices (or sides), n, of a planar convex polygon, return the number of ways, w, in which you can divide th...

alrededor de 10 años hace

Resuelto

attenuation
A beam of X-rays propagates a length d(1) through a medium with an attenuation coefficient alpha(1). After that the beam propaga...

alrededor de 10 años hace

Resuelto

Return the sequence element
Given a positive integer, x, return a positive integer, y, which is the nth term in the sequence [1 2 2 3 3 3...], in which one ...

alrededor de 10 años hace

Resuelto

Number construction I
Given a positive integer, n, return a, b, c and d, such that 1. n = a*sqrt(b)+c*sqrt(d) 2. a, b, c and d are all positive ...

alrededor de 10 años hace

Resuelto

center of mass
R is a given matrix with size [n,2]. R(i,:) is interpreted as the 2D-position of a mass point with mass i. Calculate the center ...

alrededor de 10 años hace

Resuelto

Sorting integers by their digits (Level 2)
This is the next step up from <http://www.mathworks.com/matlabcentral/cody/problems/42809-sorting-integers-by-their-digits Probl...

alrededor de 10 años hace

Resuelto

Sorting integers by their digits (Level 1)
Given a vector, v, of positive integers, return a vector, w, by sorting v in ascending order, such that primary sorting is done ...

alrededor de 10 años hace