Gelöst

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...

etwa 9 Jahre vor

Gelöst

Finding perimeter of a rectangle
A rectangle has a length of x centimeters and a width of w centimeters. Find the perimeter.

etwa 9 Jahre vor

Gelöst

Test Problem; Create a 5x5 array containing all ones
This is a test for learning the process of creating a Cody problem. The goal of this test problem will be to create an array,...

etwa 9 Jahre vor

Gelöst

Sum the elements in either diagonal of a square matrix
Sum the elements of a square matrix that lie on either the major diagonal or anti-diagonal.

etwa 9 Jahre vor

Gelöst

Given a matrix, return the last eigen value
Given a matrix, return the first eigen value For example: x = magic(5) 17 24 1 8 15 23 5 7 14 ...

etwa 9 Jahre vor

Gelöst

Calculate the derivative of a polynomial
Example: in = [ 1 1 1 ] out = [ 2 1 ]

etwa 9 Jahre vor

Gelöst

Matlab Basics - Set unwanted parts of a vector to zero
Consider a vector x, of length >= 7, write a script to set elements 2, 5, and 6 to zero. Example x = [1 2 3 4 5 6 7] --> ...

etwa 9 Jahre vor

Gelöst

Find the palindrome
Given the string a, find the longest palindromic sub-string b. So when a = 'xkayakyy'; you should return b = 'kayak';

etwa 9 Jahre vor

Gelöst

Polygonal numbers
The task of <http://www.mathworks.co.uk/matlabcentral/cody/problems/5 Problem 5> is to calculate triangular numbers. By playing ...

etwa 9 Jahre vor

Gelöst

N-th Odious
Given index n return n-th <https://oeis.org/A000069 odious number>.

etwa 9 Jahre vor

Gelöst

Polite numbers. Politeness.
A polite number is an integer that sums of two or more consecutive positive integers. Politeness of a positive integer is a num...

etwa 9 Jahre vor

Gelöst

Polite numbers. N-th polite number.
A polite number is an integer that sums of at least two consecutive positive integers. For example _7 = 3+4_ so 7 is a polite...

etwa 9 Jahre vor

Gelöst

Bell Number calculator
Calculate a vector of Bell numbers for sets up to length n. Bell numbers are the maximum number of partitions of a set. See the ...

etwa 9 Jahre vor

Gelöst

Reverse the Words (not letters) of a String
*Description* Change the words of a string such that the words appear in reverse order. You may assume that the string is a n...

etwa 9 Jahre vor

Gelöst

Find the area of the four walls
If length, breadth and height of the walls are given, find the area of the four walls.

etwa 9 Jahre vor

Gelöst

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

etwa 9 Jahre vor

Gelöst

Times 3 problem
When you enter the number, it should return the number multiplied by 3

etwa 9 Jahre vor

Gelöst

find the surface area of a cube
given cube side length x, find the surface area of the cube, set it equal to y

etwa 9 Jahre vor

Gelöst

06 - Matrix Equations 3
Define the matrices _aMat_, _bMat_, and _cMat_: <<http://samle.dk/STTBDP/Assignment1_3a.png>> ( _aMat_ = 9x9 matrix full o...

etwa 9 Jahre vor

Gelöst

Given two strings, find the maximum overlap
Given two strings s1 and s2, create a new string s3 which is as short as possible and contains both strings. If s1 = [1 2...

etwa 9 Jahre vor

Gelöst

Back to basics 14 - Keywords
Covering some basic topics I haven't seen elsewhere on Cody. Return a cell array of all MATLAB keywords

etwa 9 Jahre vor

Gelöst

It dseon't mettar waht oedrr the lrettes in a wrod are.
An internet meme from 2003 (read more <http://www.snopes.com/language/apocryph/cambridge.asp here>) asserted that readers are re...

etwa 9 Jahre vor

Gelöst

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...

etwa 9 Jahre vor

Gelöst

Let's get back to school, and create multiplication tables
For a given range, create multiplication tables. (start is always < endno) Example start = 17 endno = 19 Then, ...

etwa 9 Jahre vor

Gelöst

Multiples of a Number in a Given Range
Given an integer factor _f_ and a range defined by _xlow_ and _xhigh_ inclusive, return a vector of the multiples of _f_ that fa...

etwa 9 Jahre vor

Gelöst

What's size of TV?
Many people buy TV. Usually they ask about diagonal. But also important are width and height. Let's assume that all TV have rati...

etwa 9 Jahre vor

Gelöst

Remove the positive integers.
Given array,x, remove all the positive numbers and display ouput as y. Example x=[1 -2 3 -4] , output is y=[-2 -4].

etwa 9 Jahre vor

Gelöst

Find the product of a Vector
How would you find the product of the vector [1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0] times 2?; x = [1 : 0.5 : 6]; y ...

etwa 9 Jahre vor

Gelöst

Sum the squares of numbers from 1 to n
For a given value of n return the sum of square of numbers from 1 to n. Example For n = 2 then sum of squares = 5 (1^2 + ...

etwa 9 Jahre vor

Gelöst

Reverse a string
Reverse the given string. Example input = 'reverse' output = 'esrever'

etwa 9 Jahre vor