A résolu


Signed Magnitude
For a given input vector, return the value that is furthest from zero. For example, if x = [1 2 -12] return -12.

plus de 10 ans il y a

A résolu


find the roots of a quadratic equation
for e.g x = [ 2 -1 -3] y = [1.5 -1]

plus de 10 ans il y a

A résolu


Matlab Basics II - Count rows in a matrix
Write a function that returns that number of rows in a vector or matrix x example: x = [1; 2; 3] output = 3

plus de 10 ans il y a

A résolu


Volume of a box
Given a box with a length a, width b, and height c. Solve the volume of the box.

plus de 10 ans il y a

A résolu


create a circulant matrix
create a circulant matrix

plus de 10 ans il y a

A résolu


Create One Large Eye of size N x N Quickly?
*<http://en.wikipedia.org/wiki/Aye_(yes) Aye !!!>*

plus de 10 ans il y a

A résolu


Create a matrix X, where each column is a shifted copy of the vector v
Example : in->v = (1:5)'; 1 2 3 4 5 out-> [1 5 4 3 2;2 1 5 4 3;3 2 1 5 4;4 3 2 1 5;5 4 3 ...

plus de 10 ans il y a

A résolu


Matlab Basics - Switching Assignments
Switch assignments for variables x and y, for example start with x = 1 and y = 3 end with y = 1 and x = 3 Do NOT simply r...

plus de 10 ans il y a

A résolu


Sum the 'edge' values of a matrix
Sum the 'edge' values of an input matrix (the values along the perimeter). Example [1 2 3 4 5 6 7 8 9] Output = ...

plus de 10 ans il y a

A résolu


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 ...

plus de 10 ans il y a

A résolu


does it touch ?
given a sentence, tell how much it touches. input : string output : how much it touches touching : a bilabial phoneme d...

plus de 10 ans il y a

A résolu


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.

plus de 10 ans il y a

A résolu


Determine the mean of matrix
Determine the mean of matrix without using mean function Hint: use simple algorithm

plus de 10 ans il y a

A résolu


Matlab Basics II - Minimum
Write a function that returns the minimum of each ROW of a matrix x example: x = [1 2 3; 4 5 6]; output [1;4];

plus de 10 ans il y a

A résolu


construct matrix with identical rows
Input a row vector such as x=1:10. Now we need to construct a matrix with L rows,of which every row vector is a copy of x. E...

plus de 10 ans il y a

A résolu


ベクトルのスケーリング
入力したベクトルの大きさを１にしてください。

plus de 10 ans il y a

A résolu


Flip the vector from right to left
Flip the vector from right to left. Examples x=[1:5], then y=[5 4 3 2 1] x=[1 4 6], then y=[6 4 1]; Request not ...

plus de 10 ans il y a

A résolu


multiply by three
Given the variable x as your input, multiply it by 3 and put the result equal to y. Examples: Input x = 2 Output y is ...

plus de 10 ans il y a

A résolu


2倍してみよう - ここからスタート！
初めにこの問題を試してみよう。 入力としてxを与え、それを2倍して結果をyに代入せよ。 Examples: Input x = 2 Output y is 4 Input x = 17 Output y is 34 ...

plus de 10 ans il y a

A résolu


Flip the bit
Given an input character string (e.g. '1001'), return a character string with the bits flipped ('0110').

plus de 10 ans il y a

A résolu


Specific toolboxes
Given a string that is the name of a MATLAB toolbox, return true if it is available on the Cody solvers evaluation system, false...

plus de 10 ans il y a

A résolu


Matlab Basics - Pick out parts of a vector
Consider x a vector of length >= 7 (there are at least 7 elements in the vector, write a script that extracts the 2nd element, a...

plus de 10 ans il y a

A résolu


Volume of a sphere given its surface area
You just measured its surface area, that is the input.

plus de 10 ans il y a

A résolu


Matlab Basics - Rounding III
Write a script to round a large number to the nearest 10,000 e.g. x = 12,358,466,243 --> y = 12,358,470,000

plus de 10 ans il y a

A résolu


Matlab Basics II - Free Fall
An object freely falling from rest under gravity covers a distance x given by: x = 1/2 gt^2 write a function that calculat...

plus de 10 ans il y a

A résolu


Matlab Basics II - Intervals
Write a function that takes an interval from a to b, and divides it into 5 parts example: a = 1, b = 2 output = 1 1.25 ...

plus de 10 ans il y a

A résolu


Vector of numbers divisible by 3
* Input(n) - any integer * Output(v) - vector with numbers divisible by 3(exept 0) starting from n to 0 Examples: * n=6...

plus de 10 ans il y a

A résolu


Binary
Given a positive, integer n, create a function that returns the respective binary number in the form of a vector. Example: ...

plus de 10 ans il y a

A résolu


Sum of diagonals elements of a matrix
Given a matrix, return the sum of all the elements across the diagonals. E.g. A = [1 2 3; 4 5 6; 7 8 9;...

plus de 10 ans il y a

A résolu


Area of rhombus
Calculate the rhombus area

plus de 10 ans il y a

Charger plus