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PurpleDiab


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1,064 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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Shift elements of vector left
Shift elements of vector to the left. For ex. : Input_vec = [1 2 3 4 5] Output_vec = [2 3 4 5 1]

25 days ago

Solved


Replace Negative(-) by 0 and positive by 1
In a given Matrix Replace all element having *Negative sign with 0* and *Positive elements with 1* .

25 days ago

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Matrix multiplication
Multiply two incoming matrices via matrix multiplication

25 days ago

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row removal
Remove the nth row from input matrix M and return the resulting matrix in output N.

25 days ago

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Outlier number!
Find a number which has maximum distance from the mean value of vector A. Example: A=[5 2 1 5 6 2 5 9] y=9

25 days ago

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

25 days ago

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Replace odd number in given matrix by zero
Replace the odd numbers in a given matrix with zero. Example A = [ 17 24 1 8 15 23 5 7 ...

25 days ago

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Convert Kilometers to Miles
Convert kilometers to miles. Consider 1 km = 0.62 mile. Note: Don't use the '*' operator.

25 days ago

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Number of Flip Flop required in ripple counter
Find the number of flip flop required in ripple counter. If modulus of counter (N) is given find outnumber of Flip Flop (n) r...

25 days ago

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Average speed for the entire trip
The input is two speeds (for the trip and return trip) and output is average speed. Assume units are consistent, say miles per h...

25 days ago

Solved


Find 10's complement
Find 10's complement of a given number. An example is <http://electrical4u.com/9s-complement-and-10s-complement/ shown here>.

25 days ago

Solved


Add one raw in given matrix as shown in example
*Add one raw in given matrix as shown in example* A=[1 0;0 1]; X=[3 5]; Answer must be:[1 0; 0 1;3 5]

25 days ago

Solved


Find the mode of the given input
Find the statistical <http://en.wikipedia.org/wiki/Mode_(statistics)/ mode> of the given input. Example: If X is matr...

25 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...

25 days ago

Solved


Count number of words in string
Count number of words in string Examples 'hi', answer is 1 'hi hi', answer is 2 'I enjoy cody', answer is 3

25 days ago

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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 ...

29 days ago

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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...

29 days ago

Solved


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...

29 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...

1 month ago

Solved


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) ) =...

1 month 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...

1 month ago

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

1 month ago

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

1 month ago

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

1 month 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]

1 month 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

1 month ago

Solved


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

1 month ago

Solved


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...

1 month ago

Solved


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 ...

1 month ago

Solved


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

1 month ago

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