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Shaun


Last seen: 8 months 前 |  自 2012 起处于活动状态

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已解决


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

1 year 前

已解决


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...

1 year 前

已解决


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...

1 year 前

已解决


Return area of square
Side of square=input=a Area=output=b

4 years 前

已回答
Help with GUI push buttons and multiple axes
Read up on callbacks <http://www.mathworks.com/help/matlab/interactive-control-and-callbacks.html Matlab Help> Concept: ...

9 years 前 | 0

已解决


Transpose
Write a MATLAB script in order to convert a random length row vector (v) into a column vector.

11 years 前

已解决


First N Perfect Squares
*Description* Return the first N perfect squares *Example* input = 4; output = [ 1 4 9 16 ];

11 years 前

已解决


Create a row array using double colon operator
Create a row array from 9 to 1, using the double colon operator.

11 years 前

已解决


Circle area using pi
Given a circle's radius, compute the circle's area. Use the built-in mathematical constant pi.

11 years 前

已解决


Find last zero for each column
Given a numeric array of arbitrary size, return the row index of the last zero for each column. If a column contains all nonzero...

11 years 前

已解决


Maximum value in a matrix
Find the maximum value in the given matrix. For example, if A = [1 2 3; 4 7 8; 0 9 1]; then the answer is 9.

11 years 前

已解决


Find the hypotenuse
Given a and b (the two sides of a right-triangle), find c, the hypotenuse.

11 years 前

已解决


Negative matrix
Change the sign of all elements in given matrix.

11 years 前

已解决


Average of square wave
given positive and negative peak , calculate dc level, 50% duty cycle

11 years 前

已解决


Volume and area of a sphere
Input(r) - radius Output([v,s]) - volume and area

11 years 前

已解决


Back to basics 4 - Search Path
Covering some basic topics I haven't seen elsewhere on Cody. Return a string that is the user's portion of the current search...

11 years 前

已解决


Back to basics 15 - classes
Covering some basic topics I haven't seen elsewhere on Cody. Return the class of the input variable.

11 years 前

已解决


calculate RMS voltage
given peak to peak voltage, calculate rms voltage

11 years 前

已解决


Is the input divisible by 3?
Return true if the input is divisible by 3 and false if not.

11 years 前

已解决


Who invented zero?
We know the importance zero in computer science, mathematics... but who invented zero? Clue: He was the first in the line ...

11 years 前

已解决


Find Index of maximum Value and maximum Value of a vector
Find the Index of the first occurrence of the maximum value in a vector and also the maximum value in the vector. Example: [...

11 years 前

已解决


Given a 4x4 matrix, swap the two middle 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...

11 years 前

已解决


Insert zeros into vector
Insert zeros after each elements in the vector. Number of zeros is specified as the input parameter. For example: x = [1 ...

11 years 前

已解决


Replace multiples of 5 with NaN
It is required to replace all values in a vector that are multiples of 5 with NaN. Example: input: x = [1 2 5 12 10 7] ...

11 years 前

已解决


Sorting
Assume that x is an n-by-2 matrix. The aim is to return the first column of x, but sorted according to the second column. Exa...

11 years 前

已解决


Back to basics 17 - white space
Covering some basic topics I haven't seen elsewhere on Cody. Remove the trailing white spaces from the input variable

11 years 前

已解决


Compute a dot product of two vectors x and y
x and y are input vectors, d is a number and contains their dot product

11 years 前

已解决


Rotate a Matrix by 90 degrees
Rotate a Matrix by 90 degrees Example: If the input is: X = 1 2 3 4 5 6 7 8 9 ...

11 years 前

已解决


Whether the input is vector?
Given the input x, return 1 if x is vector or else 0.

11 years 前

已解决


Who knows the last digit of pi?
There is only one man who knows the last digit of pi, who is that man? Give the name of that man, who, by popular believe, can ...

11 years 前

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