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Nikolaos Nikolaou


Last seen: Today
2,721 total contributions since 2015

I can derail any conversation to the time i first had an olive :)

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Nikolaos Nikolaou's Badges

  • MATLAB Central Treasure Hunt Finisher
  • Indexing IV Master
  • Number Manipulation II Master
  • Number Manipulation I Master
  • Indexing I Master
  • R2016b Feature Challenge Master
  • Leader
  • Magic Numbers Master
  • Strings III Master
  • Matrix Manipulation I Master
  • Sequences And Series III Master
  • Tiles Challenge Master
  • Cody5 Easy Master
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Lah Numbers
Create a square lower diagonal matrix containing the first n Lah number coefficients. In mathematics, the Lah numbers are coeffi...

2 hours ago

Solved


Repeat Vector Values an Arbitrary Number of Times
Given two vectors of the same size, repeat the values of the first vector the number of times given in a second vector. For exam...

3 hours ago

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Divide the Least Common Multiple by the Greatest Common Divisor of two numbers
Divide the Least Common Multiple by the Greatest Common Divisor of two numbers. For example, for x=12345 and y=54321, the answer...

3 hours ago

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Remove Missing Values from a Table or an Array
Remove missing entries from an array or table. If A is a vector, then remove any entry that contains missing data. If A is a mat...

3 hours ago

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Vandermonde Matrix
Create the Vandermonde Matrix of the given vector. The matrix consists of columns as powers of the vector, so the first column i...

4 hours ago

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Chess probability
The difference in the ratings between two players serves as a predictor of the outcome of a match (the <http://en.wikipedia.org/...

18 hours ago

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Chess ELO rating system
The Elo rating system is a method for calculating the relative chess skill levels of players in competitor-versus-competitor gam...

18 hours ago

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Guess
A random number between 1 and 10 is created for the variable y. Guess what its value is.

18 hours ago

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Combination logic
Create an algorithm in MATLAB that calculate the combination for the given positive integers n and k as inputs. When k > n, the ...

22 hours ago

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first step for Huffman Coding (easy)
Given a string, you must sort the characters by occurrence (from lowest to highest). This step is necessary to generate a Huf...

22 hours ago

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Deriving a function using the difference quotient
Write a function that evaluates the derivative of a function in a given point using the well-know formula of the difference quot...

3 days ago

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What's for Lunch?
Given b choices of beverages, e choices of entrees, s choices of sides (take two different sides total) and d choices of dessert...

3 days ago

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Sort a vector

3 days ago

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Convert float to base N
The matlab function dec2base converts a positive integer number to a specified base. Extend it so that it works with non intege...

5 days ago

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Vector Linear sum: (p1-m1)V1+(p2-m2)V2+...(pK-mk)Vk
Calculate the sum of a Vector times coefficients expressed as two strings. Example: Normal representation [ a b c ], [ p1 ...

7 days ago

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Summy's odd sum

7 days ago

Solved


Summy's even sum

7 days ago

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Find the gcm of n given values
Create a function that given n integer values greater than zero, finds the two numbers with the greatest common divisor and retu...

9 days ago

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Number construction III
Given a positive integer, n, return a, b and c, such that 1. n = a^1.5+b^2.5+c^3.5 2. a, b and c are all positive integers...

9 days ago

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Number construction II
Given a positive integer, n, return a, b, c and d, such that 1. n = a*2^b+c*3^d 2. a, b, c and d are all positive integers...

9 days ago

Solved


Number construction I
Given a positive integer, n, return a, b, c and d, such that 1. n = a*sqrt(b)+c*sqrt(d) 2. a, b, c and d are all positive ...

9 days ago

Solved


Integer complexity (Large numbers)
Inspired by <http://www.mathworks.com/matlabcentral/cody/problems/42831-integer-complexity Problem 42831>, this problem aims to ...

9 days ago

Solved


Integer complexity
Given an array, n, of positive integers, return an array, c, of the same size, in which each element is the <https://en.wikipedi...

9 days ago

Solved


Binary Inversion
Given the unsigned 8-bit integer x, return the number y which is the binary inversion of x. For example if x is 5, y should b...

9 days ago

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