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Nikolaos Nikolaou


Last seen: Today
1.951 total contributions since 2015

Interests:
Data Mining
Crypto Mining
Universal Field Theory
Quark - Spin Theory
Solar / Wind farms + automation systems
Amazon / Ebay ecom distribution channels + dropshipping

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Nikolaos Nikolaou's Badges

  • Leader
  • Sequences And Series III Master
  • Tiles Challenge Master
  • Cody5 Easy Master
  • Promoter
  • Divisible by x Master
  • Speed Demon
  • Sequences And Series I Master
  • ASEE Challenge Master
  • Cody Problems in Japanese Master
  • Functions I Master
  • Computational Geometry I Master
  • Cody Challenge Master
  • Strings II Master
  • Indexing II Master

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Solved


3rd side of a Triangle
Given two sides of a triangle, find the minimum and maximum possible area of the triangle. the length of the third side has t...

etwa 3 Stunden ago

Solved


$10,000 sequence
Find the nth term of the Hofstadter–Conway sequence and its chaotic cousin. <https://en.wikipedia.org/wiki/Hofstadter_sequenc...

etwa 3 Stunden ago

Solved


Can I make a right triangle ?
Input(a) - is vector with any amount of values. Interpreted as legths of sides. Output(b): * Is true if there are any 3 va...

etwa 4 Stunden ago

Solved


Coin distribution
Imagine, u r in a shop. ur bill is n(2200). u want to pay the bill with minimum no of coins u have. u've coins of - 2000,1000...

etwa 4 Stunden ago

Solved


sparse_matrix
You convert a vector to a sparse matrix. for example *x* =[1 2 3]; output will be *y* = [1 0 0 ...

etwa 4 Stunden ago

Solved


Zero Cross
Write a function that counts the number of times n a signal x changes sign. Examples x = [1 2 -3 -4 5 6 -7 8 -9 10 11] ...

etwa 5 Stunden ago

Solved


Find 0 in array
Given array find where there 0 is.

etwa 5 Stunden ago

Solved


Coin Distribution - 02
Prev prob <http://mathworks.com/ 45385> Given a set of coins and an amount, find out how many ways the amount can be made usi...

etwa 5 Stunden ago

Solved


En passant - 01
This is white's turn. The player moves his pawn. The pawn's previous and current positions are given. Determine whether th...

etwa 6 Stunden ago

Solved


Fault in our Stars - 02
Create a window pattern with h-horizontal bars and v-vertical bars. For example, for h=4,v=4 '**********' '* ...

etwa 6 Stunden ago

Solved


Abelian Sandpile - 02
Generate a matrix like Abelian Sandpile where the four corner element is n. For example, n=4 [4 3 2 1 ...

etwa 21 Stunden ago

Solved


Abelian Sandpile - 01
Generate a matrix like abelian sandpile where the center of the matrix is n. For example, n=3 out=[0 0 0 0 ...

etwa 21 Stunden ago

Solved


Determina el número de cifras de un número
Crea una función que te devuelva el número de cifras de un número. Algunos ejemplos para ayudarte serían: El número 125 tie...

ein Tag ago

Solved


Create a matrix map of increasing safety levels
The sole nuclear power plant at Grid City suddenly had a meltdown. Luckily, the plant was designed to be in full automation, so ...

ein Tag ago

Solved


Design a tubesheet for shell-and-tube heat exchangers
<<https://3.bp.blogspot.com/-kLSbhcCoT2I/WJIh-QVGLGI/AAAAAAAADEs/svvMzBqn4fUfI1rTCCH7Uw-QuDvxx0PxACLcB/s1600/Screenshot_669.jpg>...

ein Tag ago

Solved


Find an overlap in the cleaning schedule of two tank reactors
In a certain pharmaceutical production company, there are two tank reactors operating simultaneously and independent of each oth...

ein Tag ago

Solved


Find an optimal placement of coolers on a grid
In a certain chemical plant, 6 new pieces of cooling equipment (coolers) are to be installed in a vacant space. This vacant spac...

2 Tage ago

Solved


ZigZag - 05
Given a matrix, print all its elements in the alpha form. For example - a=[16 2 3 13 5 11 10 8 ...

2 Tage ago

Solved


ZigZag - 04
Given a matrix, print all its elements in the spiral form (clockwise direction). For example, a=[16 2 3 13 ...

2 Tage ago

Solved


Assess the scatter of wind turbines in a field
The renewable energy industry is on the rise in many countries--- and one of the key players is wind energy. It is believed ...

3 Tage ago

Solved


Characterize fluid flow in a pipe as to laminar or turbulent
In fluid mechanics, characterizing the flow in a pipe is essential to predicting its behavior. The flow pattern can either be la...

3 Tage ago

Solved


Determina si el número es primo
Primero, antes que nada: ¿Qué es un número primo? Un número primo es cualquier número que solamente se puede dividir por 1 y ...

3 Tage ago

Solved


Maya - 03
Following up on the previous two problems, now you've to add or subtract two Maya numerals. The 3rd input will be a function ...

3 Tage ago

Solved


Maya - 02
<https://en.wikipedia.org/wiki/Maya_numerals> Prev. prob. - <https://www.mathworks.com/matlabcentral/cody/problems/45375-maya...

3 Tage ago

Solved


Maya - 01
Given a number, convert it into the Maya numeral system. <https://en.wikipedia.org/wiki/Maya_numerals> For example, n...

3 Tage ago

Solved


ZigZag - 03
Given a matrix of any size, print its elements from the zigzag form of the matrix. For example, a=[1 2 3; 4 5 6; ...

4 Tage ago

Solved


ZigZag - 02
Given a matrix, return the elements that are on the Z form of the matrix. For example - a=[1,2,3,4,5; 6,7,8,9,1; 1...

4 Tage ago

Solved


ZigZag - 01
Given a matrix, return the elements that are on the Z form of the matrix. For example - a=[1,2,3; 4,5,6; 7,8,9] ...

4 Tage ago

Solved


Yoonir - 03
Find the area of a seven-pointed star inscribed in a circle of radius r.

4 Tage ago

Solved


Yoonir - 02
Find the area of a six-pointed star inscribed in a circle of radius r.

4 Tage ago

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