Solved

Binary code (array)
Write a function which calculates the binary code of a number 'n' and gives the result as an array(vector). Example: Inpu...

4 years ago

Solved

Relative ratio of "1" in binary number
Input(n) is positive integer number Output(r) is (number of "1" in binary input) / (number of bits). Example: * n=0; r=...

4 years ago

Solved

Convert given decimal number to binary number.
Convert given decimal number to binary number. Example x=10, then answer must be 1010.

4 years ago

Solved

Bit Reversal
Given an unsigned integer _x_, convert it to binary with _n_ bits, reverse the order of the bits, and convert it back to an inte...

4 years ago

Solved

Given an unsigned integer x, find the largest y by rearranging the bits in x
Given an unsigned integer x, find the largest y by rearranging the bits in x. Example: Input x = 10 Output y is 12 ...

4 years ago

Solved

Find out sum and carry of Binary adder
Find out sum and carry of a binary adder if previous carry is given with two bits (x and y) for addition. Examples Previo...

4 years ago

Solved

Matlab Basics - Convert a row vector to a column vector
Write a script to convert a row (e.g. x = [1 2 3]) to a column (e.g. y = [1;2;3]), your script should be able to do this for any...

4 years ago

Solved

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...

4 years ago

Solved

Matlab Basics II - squares
Write a function that takes matrix A, and squares each element in the matrix example: A = [1 2 3] output = [1 4 9]

4 years ago

Solved

Area-02
Given the radius of the circle inscribed in a square, find the area of the square that can be fitted perfectly in the corner. ...

4 years ago

Solved

What's the missing interior angle?
I'm talking about polygons... The sum of the interior angles of a triangle is 180 degrees. The sum of the interior angles of a...

4 years ago

Solved

Minimum possible M of the maximum side of a triangle of given area A.
Suppose a triangle has area A. Suppose it has three sides S1, S2, and S3. Suppose M = max([S1 S2 S3]). What is the minimum po...

4 years ago

Solved

Find the shortest distance between a point and a straight line.
Given the Cartesian coordinates of three points A, B and C (in a flat Euclidean space), find the shortest distance between the ...

4 years ago

Solved

Find the repeating elements and repetitions of a row vector.
So let's say that x is a vector, for example, x = [4, 4, 5, 5, 5, 6, 7, 7，8, 8, 8, 8] Now we want to get the following two ve...

4 years ago

Solved

Funny problems
Generate the following vector： if n=1 then q=1; elseif n=2 then q=[2 2 1]; elseif n=3 then q=[3 3 3 2 2 1]; ... end

4 years ago

Solved

Back to basics 26 - Keywords
Covering some basic topics I haven't seen elsewhere on Cody. Return a cell array of strings of all MATLAB keywords.

4 years ago

Solved

Determine the number of odd integers in a vector
Determine the number of unique odd integers in a vector. Examples: Input x = [2 5 8 3 7 1]; Output y = 4; Inp...

4 years ago

Solved

matrix of natural number
Given a number n, create an n-by-n matrix in which the integers from 1 to n^2 resides seially as shown in the examples below. ...

4 years ago

Solved

Count unique orderings of vertices of a polygon
Cody Problem 2671 asks us to determine whether four points can be the corners of a rectangle. The points are not necessarily inp...

4 years ago

Solved

Celsius to Fahrenheit converter
Convert Celsius to Fahrenheit degrees.

4 years ago

Solved

Omit columns averages from a matrix
Omit columns averages from a matrix. For example: A = 16 2 3 13 5 11 10 8 9 7 ...

4 years ago

Solved

Summy's even sum

4 years ago

Solved

Summy's odd sum

4 years ago

Solved

minimum numbers of 1 to build n
The (Mahler-Popken) complexity of n: minimal number of 1's required to build n using + and *. see A005245. In this problem, yo...

4 years ago

Solved

Replace May with April
For instance, if the input is input_str = 'The flowers may bloom in April'; then the output is output_str = 'The flo...

4 years ago

Solved

letter yes yes & letter no no
Split a string into two strings, wherein the first string has all alphabetic letters and the second string has all the remaining...

4 years ago

Solved

Is my wife really right?
For every input, output the string 'yes' once. Example: [yes1, yes2] = YesSheIs('Am I right?', 'Do you love me?') yes1 = 'yes'...

4 years ago

Solved

Is My Wife Wrong?
Answer the question. (see also <http://www.mathworks.com/matlabcentral/cody/problems/149-is-my-wife-right Problem 149: Is my ...

4 years ago

Solved

Plot Damped Sinusoid
Given two vectors |t| and |y|, make a plot containing a blue ( |b| ) dashed ( |--| ) line of |y| versus |t|. Mark the minimum...

4 years ago

Solved

Crop an Image
A grayscale image is represented as a matrix in MATLAB. Each matrix element represents a pixel in the image. An element value re...

4 years ago