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# bainhome

### NEU

2,590 2013 年以降の合計貢献数

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Given a matrix A (size m x n) create a matrix B which consists of matrix A sorted in descending order by columns and then by rows.
--------------- A= [ 2 6 -3 7 12 0 -12 5 1] --------------- B= [12 7 1 6 2 0 5 -3 ...

8日 前

Given a Vector v1, create v2 which is the sum of each two adjacent elements in v1. {length(v2)=length(v1)-1}
if v1 is [1 2 3 4 5 6 7 8] then v2 should be [3 5 7 9 11 13 15]. if v1 is [1; 3; 5; 7] the...

8日 前

Given a matrix A return a vector of the product of the elements in each column using a loop without using prod.
--------------------- for m: 3 1 3 3 10 1 9 1 9 4 1 4 5 6 5 ...

Plot Line Specifications
Create a line plot for function cos(x) where x is a vector of linearly spaced values going from 0 to input N with an increment o...

Find the centre of an arc and its radius
Given two points on an arc (x0,y0) and (x1,y1) and the angle between them, alpha. Return the centre of the circle and the rad...

Square root of number
Square root of given number.

Rearrange the given matrix to have all its zeros climb up to the top of each column - using for loops.
Given a matrix x, *using loops only* return a matrix y, in which all the zeros have "climbed" up to the top. That is, any zeros ...

Find square of given number
Find Square of any number

Get Next Combination
Return next combination For example three-element combinations of 1:5 1 2 3 1 2 4 1 ...

Find the area of a triangle having vertices (A,B), (C,D), and (E,F)
Find the area of a triangle using if we have the three vertices of the triangle

9ヶ月 前

GJam 2015 Rd1B: Noisy Neighbors
This Challenge is derived from <https://code.google.com/codejam/contest/8224486/dashboard#s=p1 GJam 2015 Rd 1B: Noisy Neighbors>...

9ヶ月 前

Testing Problem Creation
This is where MATLAB based question will be

9ヶ月 前

Pizza order
A pizza order by phone in diameter d1, pizza will be make only in diameter d2. Return the pizza pieces p should be make.(pizza ...

9ヶ月 前

Reverse the Matrix
Given a Matrix A, reverse it. Such that, last element of A becomes 1st and vice versa. for example: Input = [1 2 3;4 5 ...

9ヶ月 前

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

9ヶ月 前

Find The Difference
Vector x is given.calculate the difference between the biggest and the smallest number that we can create from elements of x. f...

10ヶ月 前

Fast 1-D Convolution (valid shape)
Pursuant to the first problem in the <http://www.mathworks.com/matlabcentral/cody/?term=Fast+1-D+Convolution fast 1-D convolutio...

10ヶ月 前

Solve The Equation
The coefficients of a system of equations are given in two vectors, x1 and x2. Write a function to solve the equation and return...

10ヶ月 前

Fast 1-D Convolution (same shape)
Pursuant to the first problem in the <http://www.mathworks.com/matlabcentral/cody/?term=Fast+1-D+Convolution fast 1-D convolutio...

10ヶ月 前

Wrecked Angles?
It's time for some simple geometry fun to start off the new year. You will be given the perimeter P and the area A of a recta...

10ヶ月 前

Find the complement of a number in binary
Input x is a decimal number and output y is the complement of binary representation of x. For example, x = 10 has the binary ...

10ヶ月 前

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...

10ヶ月 前

Given consecutive numbers, add the numbers *without using the sum command in MATLAB.*

10ヶ月 前

Word Distance - Sum
Let's suppose that the distance of a word can be calculated by summing the differences between its letters, having assigned the ...

10ヶ月 前

Differential equation and events
You have to solve the non-linear time variant differential equation: (cos(y)+2)*y''+atan(y)*sin(0.01*t)^2+y*sin(0.5*t)=0 ...

10ヶ月 前

Cube root of max value in a vector
Find the cube root of the maximum value in a vector

11ヶ月 前

Number Power
Raise a number to itself.

11ヶ月 前

Make an anonymous function that has variable output
Make a anonymous function that has variable output. f = @(x)... the following equation→equation(s) as followed has(ve) ...

11ヶ月 前

Draw 'O' !
Given n as input, generate a n-by-n matrix 'O' using 0 and 1 . example: n=4 ans= [1 1 1 1 1 0 0 1 ...

Set some matrix elements to zero
First get the maximum of each *row*, and afterwards set all the other elements to zero. For example, this matrix: 1 2 3 ...