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Accessing elements on the diagonal
Access the diagonal elements of a matrix without 'diag' function

etwa 13 Jahre vor

Gelöst

Sort a vector
Sort a row vector without using MATLAB built_in function sort, descending or ascending as mentioned with t='de' or t='as'.

etwa 13 Jahre vor

Gelöst

Identify the heavier bag
There are N=2^n bags of rice looking alike, N-1 of which have equal weight and one is slightly heavier. The weighing balance is ...

etwa 13 Jahre vor

Gelöst

Wheat on a chessboard pt 2
If a chessboard were to have wheat placed upon each square such that x grains were placed on the first square and each successiv...

etwa 13 Jahre vor

Gelöst

finding indices of a vector's elements
you have vector x,as input,sort it ascending by mathlab function or your own code,then in the new vector,sorted_x,for each eleme...

etwa 13 Jahre vor

Gelöst

Wheat on a chessboard pt 1
If a chessboard were to have wheat placed upon each square such that one grain were placed on the first square and each successi...

etwa 13 Jahre vor

Gelöst

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. ...

etwa 13 Jahre vor

Gelöst

Return 'on' or 'off'
When the input is true, return 'on', otherwise, return 'off'.

etwa 13 Jahre vor

Gelöst

Calculate Alcohol By Volume with Original and Final Gravity
Given an initial gravity of un-fermented wort (OG) and a final gravity of fermented wort (FG), better known as beer, it is possi...

etwa 13 Jahre vor

Gelöst

Generate pi using logarithm
Generate pi using logarithm

etwa 13 Jahre vor

Gelöst

Sum the Digits of a Number
Given an integer, sum the digits repeatedly until you end up with a single value less than 10. For example, if you add the di...

etwa 13 Jahre vor

Gelöst

Happy 2013...
Happy 2013, everyone! An interesting tidbit about 2013 is that it is the first year since 1987 to contain four different digits...

etwa 13 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 13 Jahre vor

Gelöst

Volume difference between Ellipsoid and Sphere
Given an ellipsoid of semi principal axis (a,b,c) find the volume of the difference between this ellipsoid and the sphere with...

etwa 13 Jahre vor

Gelöst

Create array of all Distances between two Sets of Points
This Challenge is a subsection of <http://www.mathworks.com/matlabcentral/cody/problems/1110-usc-fall-2012-acm-martian-pranks Ma...

etwa 13 Jahre vor

Gelöst

compare strings
Given 2 strings and 3 actions (Insert,delete,replace) on characters. Find the difference between two strings. Example: str...

etwa 13 Jahre vor

Beantwortet
Too late to submit Negative feedback for R2012b !
FYI, R2013a Prerelease is available for download. The doc is better than 12b : _The documentation now includes a table of con...

etwa 13 Jahre vor | 0

Gelöst

Simple return on investment
Assume you have some money and want to invest all your money to stock market. You randomly select a stock and invest all your mo...

etwa 13 Jahre vor

Gelöst

Reverse the elements of an array
Reverse the order of elements in an array: eg: input X = [ 1 2 3 ; 4 5 6 ; 7 8 9 ] o...

etwa 13 Jahre vor

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Decrypt a secret message!
The crypto system in question is based on phone keyboard. We need two numbers in order to decrypt a word. First number represent...

etwa 13 Jahre vor

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Compute next 1000-day birthday milestone
Given a birthdate in DD-MMM-YYYY format, compute the next 1000-day birthday milestone. For example, Abraham Lincoln was born on ...

etwa 13 Jahre vor

Gelöst

String permutations on phone keyboard
Given a number such as 2639 return all possible string permutations using the phone-keyboard on <http://www.mathworks.com/matlab...

etwa 13 Jahre vor

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Find out missing number from a vector of 9 elements
You are given a vector of size 9, x = [x1 x2 x3 x4 x5 x6 x7 x8 x9] Elements of x may be randomly selected without repeati...

etwa 13 Jahre vor

Gelöst

Right Triangle Side Lengths (Inspired by Project Euler Problem 39)
If _p_ is the perimeter of a right angle triangle with integral length sides, { _a_, _b_, _c_ }, there are exactly three solutio...

etwa 13 Jahre vor

Gelöst

I've got the power! (Inspired by Project Euler problem 29)
Consider all integer combinations of a^b and b^a for the integer values 2 ≤ a ≤ 4 and 2 ≤ b ≤ 5: 2^2=4, 2^3=8, 2^4=16,...

etwa 13 Jahre vor

Gelöst

Calculate the height of an object dropped from the sky
Assume that an object is dropped from 1000 meters above the surface of the earth at time t=0. The object is dropped such that t...

etwa 13 Jahre vor

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Square Digits Number Chain Terminal Value (Inspired by Project Euler Problem 92)
Given a number _n_, return the terminal value of the number chain formed by summing the square of the digits. According to the P...

etwa 13 Jahre vor

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Make a diamond
Given n, odd number > 1, return n by n matrix consist of "null" and "*" characters arranged like a diamond. No toolbox funct...

etwa 13 Jahre vor

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Three grind is shipsstraigt
A function that returns either 'Rock', 'Scissors', or 'Paper' (string). You may succeed or you may fail the (case insensitive) t...

etwa 13 Jahre vor

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Poker Series 07: IsTwoPair
The Poker Series consists of many short, well defined functions that when combined will lead to complex behavior. Our goal is t...

etwa 13 Jahre vor