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Nikolaos Nikolaou


Last seen: 3 days ago
2,299 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

  • 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
  • Promoter
  • Divisible by x Master
  • Speed Demon
  • Sequences And Series I Master

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Solved


Area of a pentagon
Given the side of a regular pentagon and its apothem return the area of pentagon. Remember the area of pentagon is calculate ...

7 days ago

Solved


Identify primorial primes
Cody Problems <https://www.mathworks.com/matlabcentral/cody/problems/46054-count-trailing-zeros-in-a-primorial 46054> and <https...

7 days ago

Solved


Convert integer to base26 using letters
Write a function that converts a decimal integer to base26 using the letters of the english alphabet, i.e. 0->'a', 1->'b', 2->'c...

7 days ago

Solved


Consecutive Equation Times (of the day)
Many times throughout the day can represent mathematical equations. In this problem, we focus on the largest consecutive run of ...

7 days ago

Solved


Equation Times (of the day)
Many times throughout the day can represent mathematical equations. In this problem, we focus on times that include the four bas...

7 days ago

Solved


Identify Wagstaff primes
The numbers 3, 43, and 2731 are examples of <https://mathworld.wolfram.com/WagstaffPrime.html Wagstaff primes>. Write a func...

17 days ago

Solved


Solve Rubik's Cube - One Rotation
A standard Rubik's Cube is shown in 3-D and also unfolded to identify the specific Tile-face/Vector numbering. The faces are ...

18 days ago

Solved


Power Times (of the day)
Many times throughout the day can represent mathematical equations. In this problem, we focus on times that represent powers. Fo...

20 days ago

Solved


Big numbers, repeated least significant digits
This problem builds off of <http://www.mathworks.com/matlabcentral/cody/problems/3077-big-numbers-least-significant-digits/ Prob...

20 days ago

Solved


Evened up (or not)
You will be provided with an array or matrix that contains various numbers, in addition to an evening variable, e, set to 1 or 0...

20 days ago

Solved


Digital Neighbourhood
Given a natural number reorder its digits to create another number, closest to the given one. Examples: * 123 gives 132, ...

20 days ago

Solved


Binary Neighbourhood
Given a natural number reorder its binary form to create another number, closest to the given one. Examples: * 1 gives 2, ...

20 days ago

Solved


Convert to Binary Coded Decimal
Convert from decimal representation to <http://en.wikipedia.org/wiki/Binary-coded_decimal Binary Code Decimal> (or BCD) represen...

20 days ago

Solved


Index of a Rational number
The set of real numbers are infinite. They are so many that real numbers can't even be enumerated. However, unlike real numbers ...

23 days ago

Solved


I told you not separate me, but you did :( - ACDC
Given input vector, output it's DC and AC value Example: input = 0 1 -1 0 ac = 0 1 -1 0 dc = 0

23 days ago

Solved


Creating a code via test suite :)
Given the test suites, create a code that would fit them :) *Clue: Pascal's Triangle

23 days ago

Solved


Annoying population
Every year the number of annoying persons in the office triples Found the population, given a(0) and t

23 days ago

Solved


Encode Me From The Past
Given this input x = 2, 5, 1, 2, 4, 1, 1, 3 output should be (Five 2's, Two 1's, One 4, Three 1's) [2 2 2 2 2 1 1 4 1...

23 days ago

Solved


Solve a Weird Calculator puzzle
The September 2012 issue of GAMES Magazine had a Weird Calculator puzzle by Erich Friedman. In this puzzle, the calculator has o...

23 days ago

Solved


Cycling — Normalized Power
In cycling, a power meter is an indispensable tool to record power output (in Watts) and measure fitness gains and performance m...

23 days ago

Solved


Musical Note Interval 1 - Diatonic Scale
Assuming a simple diatonic C scale, calculate the interval (integer) between two notes (provided as strings). By applying number...

23 days ago

Solved


Shuffle
Shuffle a vector by breaking it up to segments of |n| elements, and rearranging them in a reversed order. For example, the ve...

25 days ago

Solved


Big numbers, least significant digits
Given two numbers, x and n, return the last d digits of the number that is calculated by x^n. In all cases, d will be the number...

26 days ago

Solved


Find out the Gray Code for a Given Binary Number
Find out <http://en.wikipedia.org/wiki/Gray_code Gray Code> for a given binary number Example Binary input 1000 Gray ...

26 days ago

Solved


Split bread like the Pharaohs - Egyptian fractions and greedy algorithm
How would you split 5 loaves of bread among 8 people in all fairness? Get a hint from the Pharaohs. 5/8 = 4/8 + 1/8 , i.e. each ...

26 days ago

Solved


Math with Roman Numerals
Given a function R within (+,-,*,/) and two Roman numerals a & b, compute aRb in Roman numerals.

26 days ago

Solved


Temperature Conversion Utility (Strings)
This is a follow-on problem to <http://www.mathworks.com/matlabcentral/cody/problems/2413-temperature-conversion-utility Problem...

27 days ago

Solved


Temperature Conversion Utility
There are a few problems on Cody regarding temperature conversion (C to K, C to F, F to C), but none include Rankine. Furthermor...

27 days ago

Solved


Rule of mixtures (composites) - other bound
The <http://en.wikipedia.org/wiki/Rule_of_mixtures rule of mixtures> is used in the mechanical design of composite structures to...

27 days ago

Solved


Stress-Strain Properties - 5
Similar to the previous problem, materials may be characterized by their stiffness-to-weight ratio, which is the elastic modulus...

28 days ago

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