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Lincoln Poon


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3,092 total contributions since 2020

A university student working his way through programming.

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Number Puzzle - 100

8 hours ago

Solved


Poker Series 02: isQuads
The Poker Series consists of many short, well defined functions that when combined will lead to complex behavior. Our goal is to...

20 hours ago

Solved


Pairwise Euclidean Distance
Given two matrices A,B of dimensions NxK and NxL respectively, calculate the pairwise euclidean distance of all vectors (columns...

1 day ago

Solved


Number Puzzle - 099

1 day ago

Solved


Number Puzzle - 098

1 day ago

Solved


Number Puzzle - 097

1 day ago

Solved


Number Puzzle - 096

1 day ago

Solved


Number Puzzle - 095

1 day ago

Solved


Higher! Lower!
My kids have started to play the "I'm thinking of a number between X and Y" game in the car on trips to and from their swim less...

1 day ago

Solved


Airline Ticket Mod7 Checksum
There are 13 digits in an airline ticket number. If an airline ticket number is valid, the 13th digit should be the remainder of...

2 days ago

Solved


Church Encoding
Church encoded numeral is a function which takes two arguments _f_ and _x_ and applies _f_ to _x_ several times. For example,...

2 days ago

Solved


That's some divisor you've got there...
Given a positive integer x, calculate the sum of all of the divisors of the number. Please include the number itself in your fi...

2 days ago

Solved


"Find out the best cricket"
This is how I originally read Problem 2013, so let's just go with it. Give me the first and last name of the best cricket, rega...

2 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...

2 days ago

Solved


Capitilize the first letter of every word in a string
For a given input string, capitalize every letter at the beginning of a word, and transform the rest of the letters to lower-cas...

2 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...

3 days ago

Solved


Function composition
Write a function that accepts two function handles f and g and returns the composition h. That is, h = (f o g)(x) = f(g(x)) ...

3 days ago

Solved


Make an N-dimensional Multiplication Table
*INSTRUCTIONS* This is a multi-dimensional variant of the normal multiplication table used to teach elementary students multi...

3 days ago

Solved


Back to basics 13 - Input variables
Covering some basic topics I haven't seen elsewhere on Cody. Return as a string the name of the input variable to the functio...

3 days ago

Solved


Number Puzzle - 094

3 days ago

Solved


Number Puzzle - 093

3 days ago

Solved


Number Puzzle - 092

3 days ago

Solved


Number Puzzle - 091

3 days ago

Solved


Number Puzzle - 090

3 days ago

Solved


Number Puzzle - 089

3 days ago

Solved


Number Puzzle - 088

3 days ago

Solved


Number Puzzle - 087

3 days ago

Solved


Number Puzzle - 086

3 days ago

Solved


Number Puzzle - 085

3 days ago

Solved


Cache me Outside
The test suite includes a simple recursive Fibonacci sequence generator, but it's terribly inefficient. One simple method for im...

4 days ago

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