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PurpleDiab


Last seen: 1 day ago

hhh

1,049 total contributions since 2016

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PurpleDiab's Badges

  • Cody5 Easy Master
  • Matrix Patterns I Master
  • Computational Geometry I Master
  • Scholar
  • Tiles Challenge Master
  • Indexing I Master
  • Indexing II Master
  • ASEE Challenge Master
  • CUP Challenge Master
  • Solver

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Equidistant numbers containing certain value in an interval
Given a lower and upper bound of an interval, distance between numbers, and one particular number from that interval, create an ...

3 days ago

Solved


Find Rotated Substring
Given a string s1, find if a rotated version of s1 is present in a second string s2. For example, rotated version of some str...

3 days ago

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Poker Series 01: isStraightFlush
The Poker Series consists of many short, well defined functions that when combined will lead to complex behavior. Our goal is t...

3 days ago

Solved


Additive persistence
Inspired by Problem 2008 created by Ziko. In mathematics, the persistence of a number is the *number of times* one must apply...

8 days ago

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Find the starting index of a consecutive condition
Given a logical vector |v|, and a positive integer |n|, return the smallest index |i| that satisfies: all( v(i : i+n-1) ) =...

8 days ago

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

8 days ago

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Conversion from hours to mili sec
Convert given input in hours to mili seconds

8 days ago

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Log of a number
Write a script that will give the log of x as output.

8 days ago

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raise 1/3
Raise a number to 1/3 power.

8 days ago

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Prime numbers between a , b.
Find all prime number between a & b (including a and b). example: a=100 b=120 y= [101 103 107 109 113]

8 days ago

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Funny problems
Generate the following vector: if n=1 then q=1; elseif n=2 then q=[2 2 1]; elseif n=3 then q=[3 3 3 2 2 1]; ... end

8 days ago

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Second Diagonal
Transpose the matrix from it's second diagonal.

8 days ago

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Win all the time!
This is a 2-players game. One of them is your algorithm. Your algorithm must win in all games. In this game there are 3 rows...

9 days ago

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Draw 'O' !
Given n as input, generate a n-by-n matrix 'O' using 0 and 1 . example: n=4 ans= [1 1 1 1 1 0 0 1 ...

9 days ago

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Cumulative difference
Given an array, return the cumulative difference. Example a = [ 1 3 5 7 ] cumdiff = [ 1 2 1 -2 ]

9 days ago

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Find my birthday
Given a birth date x, find my age when my birth day will fall on the same day as I was born. So if I was born on Monday, what a...

9 days ago

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Matrix multiplication across rows
Given matrix m, return matrix n such that, rows of n are result of multiplication of the rows of the input matrix Example ...

9 days ago

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Center of mass
Given a matrix M(m,n), where m is the number of vertices of the geometrical element and n is 2 or 3 (2D-plane figure or 3D-solid...

10 days ago

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Where is 1?
There is a 3d matrix [A] that consist of many zeros and only one. A=zeros(100,100,100); i=randi(100); j=randi(100); ...

10 days ago

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Calculate some equation
Using given inputs x and z, make two outputs that are y1 = (xz)/(x/z)^2 + 14x^2 - 0.8z^2 y2 = x^z - z^x + (x/z)^2 - (z/x...

10 days ago

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Bruh
Return 'bruh'.

10 days ago

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find whether it is prime or not
For a given number find if its prime

10 days ago

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Rotate a matrix for 180 degree
Rotate a matrix for 180 degree for eg: x=[1 2 3 4] y=[4 3 2 1]

10 days ago

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Step up
For given input array, output a array with all elements step up by two

10 days ago

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Is it prime?
Given a number, check whether it is prime or not. If prime output is true, otherwise false.

10 days ago

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Area of square
Find the area of a square whose diagonal length is given as x.

10 days ago

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Calculate mean value of any pair in a vector.
Given a vector A, calculate the mean of 2 number in the vector one by one. example: input: A=[1, 5, 6, 8, 9, 15] output:...

10 days ago

Solved


Draw 'B'
Draw a x-by-x matrix 'B' using 1 and 0. (x is odd and bigger than 4) Example: x=5 ans= [1 1 1 1 0 1 0 0 0 1 ...

10 days ago

Solved


How to add?
* Imagine you are in 2222 Anno Domini, when everyone must learn how to add, * and competing for the highly prestigious post of,...

13 days ago

Solved


root?
* Given a function 'foo', and a position 'there', find the root near 'there'. * For example: If foo=@sin, and there=3.1, then r...

13 days ago

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