Community Profile

photo

Nikolaos Nikolaou


Last seen: Today
2,769 2015 이후 총 참여 횟수

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

담당자

Nikolaos Nikolaou's 배지

  • 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
  • Promoter
  • Divisible by x Master

모두 보기

참여 게시물
보기 기준

해결됨


Unusual Concatenations
The sum of the squares of certain unusual integers is equal to the concatenation of their individual digits. For example: ...

약 4시간 전

해결됨


Dudeney Numbers: Numbers which are the cube of their decimal sum
From Wikipedia: _A Dudeney number is a positive integer that is a perfect cube such that the sum of its decimal digits is equa...

약 4시간 전

해결됨


Factorions: Numbers that equal the sum of the factorials of their digits
From Wikipedia: _A factorion is a natural number that equals the sum of the factorials of its decimal digits_ For example: ...

약 4시간 전

해결됨


Fractal: area and perimeter of Koch snowflake
Starting from an equilateral triangle with side 's', what is the area and perimeter of Koch snowflake at n'th recursive iteratio...

약 7시간 전

해결됨


Equal temperament - musical notes and frequency
Starting from 440Hz note (musical note A above middle C), create 13 notes, using twelve-tone equal temperament, in Herz units. ...

약 8시간 전

해결됨


Make a rainbow matrix (follow-up to checkerboard matrix)
Given an integer n, make an n-by-n matrix as shown below. The a(1,1) should be 0. As we move away from the top-left, the number ...

약 8시간 전

해결됨


Tent matrix
Create an n x n matrix that resembles one kind of tent. The variable n is provided to the function and will be an odd number. As...

약 9시간 전

해결됨


Odd row
Create a row 'y' with odd numbers where the potential maximum number is given by 'x' and the space between them by 'm'. The firs...

약 9시간 전

해결됨


house of cards
How many cards do one need to build a house of cards with n stages? Short explanation: /\ 2 cards for 1 stage ...

약 18시간 전

해결됨


means
Calculate the arithmetic, the geometric and the harmonic mean of a given vector (with positive elements) and return them in a ve...

약 18시간 전

해결됨


counting for loop
Complete the function below using a for loop to count from 3 to N by 2. For example, if N is 10, count 3, 5, 7, 9 and stop. Fo...

약 18시간 전

해결됨


Find and replace the zero array in a matrix
Find the zero array in the matrix and replace it with average of surrounding (adjacent) arrays. Example: A = 3 ...

약 18시간 전

해결됨


Find names/words that start and end with the same letter.
Find names/words (from a string) that start and end with the same letter. * Case-insensitive. * If a name/word is not at the...

약 19시간 전

해결됨


Select every other element of a matrix
Write a function called outMat = odd_idx( myMat ) that takes a matrix, myMat, as input argument and returns a matrix th...

약 20시간 전

해결됨


Simple Past of Regular Verbs
Given a regular verb, return the simple past. Example Input verb = 'to work' Output simple_past = 'worked'

약 20시간 전

해결됨


Find the coefficient of a number in scientifc notation
Given a non-negative real number N, find the coefficient C and the exponent E of its scientific notation (N = C 10^E). Note that...

약 20시간 전

해결됨


prime to each other
Given two integers n1, n2 greater than 1, find out if they have common divisors or are prime to each other. Return "true" if the...

약 20시간 전

해결됨


Print the largest eigenvalue of A(500)
Write a function that prints the largest eigenvalue of A(500), without any extraneous output. For a positive integer n, let A...

약 21시간 전

해결됨


Sideways sum
Given natural number calculate its _population count_.

약 21시간 전

해결됨


Electrical Diode Current Calculation
In engineering, there is not always a single equation that describes a phenomenon accurately enough to be applied in all instanc...

약 22시간 전

해결됨


Find the next square number
Given one or more integers n, find the next integer that is a square, for each of them. Example 1: n = 1; out = 4; ...

약 22시간 전

해결됨


Three grind is shipsstraigt
A function that returns either 'Rock', 'Scissors', or 'Paper' (string). You may succeed or you may fail the (case insensitive) t...

약 22시간 전

해결됨


Compute hamming distance between two binary vectors represented using lists of 1-byte numbers
Let v and u be vectors of the same size with 8-bit integers (0-255). We want to compute the number of bits where those vectors d...

약 23시간 전

해결됨


World Cup 2018 Prediction!
Which team will be the winner?

약 23시간 전

해결됨


DC-DC boost converter
Find the output voltage of a DC-DC boost converter when its input voltage is 12V and the duty cycle ratio is 0.6.

약 23시간 전

해결됨


Modulation index
The amplitude of the carrier signal is 2V and the amplitude of the modulating signal is 8V. Find its modulation index.

약 23시간 전

해결됨


struct2values()
Convert a struct object into a column vector. You can assume that the struct elements are scalars Example: a = struct();...

약 23시간 전

해결됨


Leading-zero padding
Write a function that will add leading-zero padding to all numbers in the supplied vector, as necessary, based on the maximum nu...

약 23시간 전

해결됨


Send vector into a struct object
Construct a struct object that contains n fields named a1, a2, ..., an, and has values from a given input vector of length n.

약 23시간 전

해결됨


Explode string
Break a sentence into cell of words

약 23시간 전

Load more