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Bernardo Cardoso de Aquino Cruz

MathWorks

Last seen: 15日 前 2022 年からアクティブ

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解決済み


Remove entire row and column in the matrix containing the input values
Remove the entire row and column from the matrix containing specific values. The specified value can be a scalar or a vector. Fo...

2ヶ月 前

解決済み


subtract central cross
Given an n-by-n square matrix, where n is an odd number, return the matrix without the central row and the central column.

2ヶ月 前

解決済み


Create the Ulam spiral
Have you ever seen this wonderful spiral ? The Ulam Spiral is arranging prime numbers in a clockwise spiral starting in 0. Give...

9ヶ月 前

解決済み


Area of a regular hexagon
Given the length of a side of a regular hexagon, return its area rounded to two decimal places.

9ヶ月 前

解決済み


Is the Point in a Triangle?
Check whether a point or multiple points is/are in a triangle with three corners Points = [x, y]; Triangle = [x1, y1; x...

9ヶ月 前

解決済み


Right Triangle Side Lengths (Inspired by Project Euler Problem 39)
If _p_ is the perimeter of a right angle triangle with integral length sides, { _a_, _b_, _c_ }, there are exactly three solutio...

9ヶ月 前

解決済み


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...

9ヶ月 前

解決済み


Find the sides of an isosceles triangle when given its area and height from its base to apex
Find the sides of an isosceles triangle when given its area and the height from its base to apex. For example, with A=12 and ...

9ヶ月 前

解決済み


Calculate the area of a triangle between three points
Calculate the area of a triangle between three points: P1(X1,Y1) P2(X2,Y2) P3(X3,Y3) these three points are the vert...

9ヶ月 前

解決済み


Find my daddy long leg (No 's')
Given the ratio of the two legs (longer / shorter), and the hypotenuse length, find the value of the bigger leg.

9ヶ月 前

解決済み


Split a string into chunks of specified length
Given a string and a vector of integers, break the string into chunks whose lengths are given by the elements of the vector. Ex...

9ヶ月 前

解決済み


String Array Basics, Part 1: Convert Cell Array to String Array; No Missing Values
<http://www.mathworks.com/help/matlab/characters-and-strings.html String array> and cell array are two types of containers for s...

9ヶ月 前

解決済み


Convert a numerical matrix into a cell array of strings
Given a numerical matrix, output a *cell array of string*. For example: if input = 1:3 output is {'1','2','3'} whic...

9ヶ月 前

解決済み


Create a cell array out of a struct
Create a cell array out of a (single) struct with the fieldname in the first column and the value in the second column: in: ...

9ヶ月 前

解決済み


Cell Counting: How Many Draws?
You are given a cell array containing information about a number of soccer games. Each cell contains one of the following: * ...

9ヶ月 前

解決済み


Convert a Cell Array into an Array
Given a square cell array: x = {'01', '56'; '234', '789'}; return a single character array: y = '0123456789'

9ヶ月 前

解決済み


Can we make a triangle?
Given three positive number, check whether a triangle can be made with these sides length or not. remember that in a triangle su...

9ヶ月 前

解決済み


Is A the inverse of B?
Given a matrix A and a matrix B, is A the inverse of B? >>A=[2,4;3,5]; >>B=[-2.5,2;1.5,-1]; >>isInverse...

9ヶ月 前

解決済み


Rotate Matrix @180 degree
Rotate Matrix @180 degree Example A=[8 1 6; 3 5 7; 4 9 2], then answer would be [2 9 4;...

9ヶ月 前

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Converts numbers into characters
Converts numbers into characters

9ヶ月 前

解決済み


Find the max element of the array
Find the max element of the array

9ヶ月 前

解決済み


Square root
Given x (a matrix), give back another matrix, where all the elements are the square roots of x's elements.

9ヶ月 前

解決済み


Calculate the average value of the elements in the array
Calculate the average value of the elements in the array

9ヶ月 前

解決済み


to the 2 all elements
to the 2 all elements

9ヶ月 前

解決済み


the average value of the elements
Calculate the average value of the elements in the array

9ヶ月 前

解決済み


Double all elements in the array
Duplicate all elements in the array

9ヶ月 前

解決済み


calculate the length of matrix
input 1 array, calculate the length

9ヶ月 前

解決済み


Draw a '0' in a one matrix!

9ヶ月 前

解決済み


matrix zigzag
Unfold a 2-D matrix to a 1-D array in zig-zag order, e.g., for matrix [ 1 2 3 ; 4 5 6 ; 7 8 9 ] the resulting 1-...

9ヶ月 前

解決済み


Given a matrix, swap the 2nd & 3rd columns
If a = [1 2 3 4; 1 2 3 4; 1 2 3 4; 1 2 3 4]; then the result is ans = 1 3 2 4 1 3 2...

9ヶ月 前

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