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Arrange Vector in descending order
If x=[0,3,4,2,1] then y=[4,3,2,1,0]

10 years ago

Solved

Repeat string n times
* You will be provided a string (s = 'string1_') * a starting point (num1 = 6) (always bigger than or equal to zero) * and n (...

10 years ago

Solved

Is it column vector?
Is it column vector? Check vector for column vector without using iscolumn function.

10 years ago

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replace empty matrices with '[]'
for example a=1;a(:,1)=[]; returns a = Empty matrix: 1-by-0 use this as the input,and the output should be '[]...

10 years ago

Solved

Sort complex numbers into complex conjugate pairs
Sort complex numbers into complex conjugate pairs. Example: Input x = [3-6i -1-4i -1+4i 3+6i] Sorted output = [-1 - ...

10 years ago

Solved

Matrix Generation.
if input n =1, generate a matrix y = [1]

10 years 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...

10 years ago

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Let's see how peculiar we can get
The task is to multiply two numbers. But do it in the most peculiar possible way.

10 years ago

Solved

find the relation...
if given input is 1, output is 4. if input is 55, output is 3136.

10 years ago

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Find the area of a rectangle if length of the diagonal is given.
if length of a diagnonal in rectangle is 5. Its area is 12.

10 years ago

Solved

Pancake sorting - minimum flips.
Sort a stack of pancakes by flipping them using spatula. * There are _N_ pancakes with diameters _1:N_. * Spatula can be ins...

10 years ago

Solved

Lightning strike distance: Writing a function
Write a function named LightningDistance that outputs "distance" given input "seconds". Seconds is the time from seeing lightnin...

10 years ago

Solved

Extract leading non-zero digit
<http://en.wikipedia.org/wiki/Benford%27s_law Benford's Law> states that the distribution of leading digits is not random. This...

10 years ago

Solved

Connect blocks in a model
Connect the blocks in the model to produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/connect-blocks...

10 years ago

Problem

Quine : write a quine in MATLAB
Quine is a type of program whose output matches the source code. See: <https://en.wikipedia.org/wiki/Quine_(computing) Quine in...

10 years ago | 3 | 13 solvers

Solved

Determine the mean of matrix
Determine the mean of matrix without using mean function Hint: use simple algorithm

10 years ago

Solved

This is a palindrome and so am I
A palindrome is a sequence of characters which reads the same backward or forward, for instance 'a man a plan a canal panama'...

10 years ago

Solved

Multielement indexing of a row array
The row array birthRateChina stores the China birth rate (per 1000 people) for years 2000 to 2012. Write a statement that create...

11 years ago

Solved

Free passes for everyone!
_Simply return the name of the coolest numerical computation software ever_ *Extra reward* (get a _freepass_): As an addit...

11 years ago

Solved

Return the first and last character of a string
Return the first and last character of a string, concatenated together. If there is only one character in the string, the functi...

11 years ago

Solved

Solve the Sudoku Row
*Description* A simple yet tedious task occurs near the end of most Sudoku-solving algorithms, computerized or manual. The ta...

11 years ago

Solved

Remove all the consonants
Remove all the consonants in the given phrase. Example: Input s1 = 'Jack and Jill went up the hill'; Output s2 is 'a ...

12 years ago

Solved

Stuff the Board
You have a stack of tiles to put onto an array-like playing board. Each tile has a number (always an integer), and the board var...

12 years ago

Solved

Scoring for oriented dominoes
Given a list of ordered pairs, and the order they should be placed in a line, find the sum of the absolute values of the differe...

12 years ago

Solved

Steal, Share, or Catch
You, I, and a few other characters are going to play a game of *Steal, Share or Catch*. We are going to play it 10,000 times vs...

12 years ago

Solved

Make a random, non-repeating vector.
This is a basic MATLAB operation. It is for instructional purposes. --- If you want to get a random permutation of integer...

12 years ago

Solved

Who is the smartest MATLAB programmer?
Who is the smartest MATLAB programmer? Examples: Input x = 'Is it Obama?' Output = 'Me!' Input x = 'Who ?' Ou...

12 years ago

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2 b | ~ 2 b
Given a string input, output true if there are 2 b's in it, false if otherwise Examples: 'Macbeth' -> false 'Publius Cor...

12 years ago

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

12 years ago

Solved

Back to basics 7 - Equal NaNs
Covering some basic topics I haven't seen elsewhere on Cody. Given 2 input variables, output true if they are equal, false ot...

12 years ago