Solved

Convert Two Character String into a Binary Vector
Given a string "XOXXO" convert it into a binary vector. [1 0 1 1 0] Paul Berglund implemented an optimal method in <http://ww...

bijna 11 jaar ago

Solved

Close MATLAB with keyboard
Close MATLAB with keyboard without using mouse

bijna 11 jaar ago

Solved

Perl 1: push
_This is part of a series of perl function which were very helpful for many perl programmers. Could you implement it in Matlab?_...

bijna 11 jaar ago

Solved

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

bijna 11 jaar ago

Solved

Basics: Divide integers to get integer outputs in all cases
Divide integers a and b in such a way that output y is always an integer (in ceil manner)

bijna 11 jaar ago

Solved

Convert elements in numeric array into different class
Write a function that converts elements in a numeric array into a different class. Example: a = [1:5]; % class: double b...

bijna 11 jaar ago

Solved

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

bijna 11 jaar ago

Solved

find the maximum element of the matrix
for e.g x = [1 2; 3 4] y = 4

bijna 11 jaar ago

Solved

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

bijna 11 jaar ago

Solved

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...

bijna 11 jaar ago

Solved

When can one be the Life Member of the IEEE?
Consult the site http://en.wikipedia.org/wiki/Ieee from where it can be seen that IEEE Members who have reached the age of 65 an...

bijna 11 jaar ago

Solved

Simple date to serial no. conversion
Convert a date string to a serial date number. For example if you take x='19-May-2001' then the result is 730990 x...

bijna 11 jaar ago

Solved

Moving average (variable kernel length)
Find the moving average in a vector. The kernel length is a variable. For example x = 1:10 kernel_length = 2 would r...

bijna 11 jaar ago

Solved

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...

bijna 11 jaar ago

Solved

Mode
Find the mode of the vector Assumption: no vector is bimodal Example 1: input=[1 2 3 4 4]; output=4 Example 2: input=[7...

bijna 11 jaar ago

Solved

Frobenius Norm
Write your own version of Frobenius Norm without using the 'norm' function.

bijna 11 jaar ago

Solved

Find the logic
There exists one logic in between input and output. Find it (easy math). Example 1: x=13 then y=339; Example 2: x=26...

bijna 11 jaar ago

Solved

The sum of the numbers in the vector
eg. [1,2,3]---->SUM=6

bijna 11 jaar ago

Solved

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

bijna 11 jaar ago

Solved

Switch matrix to a column vector
for e.g. x = [1 2 3 4] y = 1 3 2 4

bijna 11 jaar 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=...

bijna 11 jaar ago

Solved

Create an n-by-n null matrix and fill with ones certain positions
The positions will be indicated by a z-by-2 matrix. Each row in this z-by-2 matrix will have the row and column in which a 1 has...

bijna 11 jaar ago

Solved

Find third Side of a right triangle given hypotenuse and a side. No * - or other functions allowed
Find the remaining side of a triangle given the hypotenuse and a side. However, the normal functions and symbols are not allowe...

bijna 11 jaar ago

Solved

Penny flipping - calculate winning probability (easy)
Two players are playing a fair penny flipping game. For each flip, the winner adds one penny from the loser's collection to his/...

bijna 11 jaar ago

Solved

Generate pi using logarithm
Generate pi using logarithm

bijna 11 jaar ago

Solved

sinus function
x is the abscissa. find the absolute value of cosine of -x and the same value with changed sign.

bijna 11 jaar ago

Solved

Elapsed time is -0.005204 seconds.
Write a function that takes less than zero seconds to execute, as measured using tic and toc. For repeatability, the test case p...

bijna 11 jaar ago

Solved

It's race time! Write a faster function than the test suite call of unique().
Write a function to get unique elements of a vector faster than unique()! Input will be a vector (of integers or floating point ...

bijna 11 jaar ago

Solved

Who has power to do everything in this world?
There is only one person who is older than this universe. He is Indian version of Chuck Norris.

bijna 11 jaar ago

Solved

Guess Cipher
Guess the formula to transform strings as follows: 'Hello World!' --> 'Ifmmp Xpsme!' 'Can I help you?' --> 'Dbo J ifmq zpv...

bijna 11 jaar ago