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Unique: Faster for options 'rows' and 'stable' for large array of uint8
Challenge: Execute unique(a,'rows','stable') Faster for 'a' being uint8. The "unique" function for the 'rows' and 'stable' o...

3 years ago

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String Logic 16
Examples: 'DIG' --> 'DIG' 'KIMBALL' --> 'ALLKIMB' 'DEAL' --> 'EALD' 'LIMB' --> 'IMBL' 'MADE' --> 'ADEM'

3 years ago

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Determine whether the given number is palindrome or not.
A palindromic number (also known as a numeral palindrome or a numeric palindrome) is a number (such as 16461) that remains the s...

3 years ago

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2) Are you more familiar with iteration methods or Linear Algebra ? Let's see together.
Referring to problem: https://www.mathworks.com/matlabcentral/cody/problems/44530-are-you-more-familiar-with-iteration-method...

3 years ago

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Portfolio diversification: choose your stocks !
we have the returns of 3 stocks for the last 4 years and we have to combine only 2 stocks that are less correlated. Example: st...

3 years ago

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Graph Algorithms 3: Number of Connected Components
Given an adjacency matrix of a simple undirected graph, find the number of connected components.

3 years ago

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GJam 2013 Veterans: Hedge
This Challenge is derived from <http://code.google.com/codejam/contest/2334486/dashboard Hedgemony>. This is the Large data set ...

3 years ago

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Return the sequence element III
This problem is related to <http://www.mathworks.com/matlabcentral/cody/problems/42832-segmented-number-sequence Problem 42832>....

3 years ago

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odd number odd sum
How many three digit numbers are there whose sum of the digits is odd?

3 years ago

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Compound Interest: Present Value
Theorem : Compound Interest where, F : Future value at the end of n periods P : Present value r : Annual nominal rate n :...

3 years ago

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Simple Interest : Calculate Future Value
Theorem : Simple Interest where; F : Future Value P : Present Value r : Annual simple interest rate (decimal) t : Time in...

3 years ago

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Congruent
Given two numbers, check whether they are congruent to each other or not for a particular value N.

3 years ago

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Number Puzzle - 109

3 years ago

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Number Puzzle - 111

3 years ago

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Check if the input is a strong prime

3 years ago

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Number Puzzle - 112

3 years ago

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Find the nth composite number.
Everyone heard about the nth prime number. Let's try to find out the nth composite. For example , 1 is the first composite, 10 i...

3 years ago

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Cancel Middle
Write a function called cancel_middle that takes A, an n-by-m matrix, as an input where both n and m are odd numbers an...

3 years ago

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Double Fibonacci
double_fibonacci takes two integers, each greater than one, as input arguments (it does not have to check the format of the inpu...

3 years ago

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Make a Number From the First and Last Digit of an Input Number

3 years ago

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End Digits

3 years ago

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Calculate the structural rank of a 2-by-4 matrix.

3 years ago

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Number Puzzle - 113
Give an example of a six-digit prime number abcdef for which bcde and cd are also prime numbers.

3 years ago

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Number Puzzle - 108

3 years ago

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Number Puzzle - 107
Let a be an integer and b is equal to a+2. Let c be an integer formed by concatenating a and b. Give examples of two unique a fo...

3 years ago

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Number Puzzle - 106

3 years ago

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Number Puzzle - 105

3 years ago

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Number Puzzle - 104

3 years ago

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Number Puzzle - 103

3 years ago

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Number Puzzle - 102

3 years ago