Ruby Golf

Code golfing with drusepth

Jan 22, 2016

Golfing the Best Of Series challenge

The challenge

A best-of-n series between two teams is played over n games or less, where n is a positive odd integer. The outcome of the games is always win or lose; no draws occur. The first team to win (n + 1) / 2 games wins the…

Andrew Brown

Jan 20, 2016

Golfing the LargestSequence challenge

The hole

Given a list of integers, find the longest increasing contiguous sequence in it. If there are several answers, return the first one.

Example:

LargestSequence([2,3,6,7,5,3,2…

Andrew Brown

Jan 19, 2016

Golfing the Pascal’s Triangle challenge

The hole

Print the nth row of Pascal’s triangle.

Example:

Pascal_triangle(2) = [1, 1]

The drive

Andrew Brown

Jan 16, 2016

Ruby Golf Cheatsheet

A handy cheatsheet to make your way down when you’re in the final stages of a golf challenge looking to shave off those last few characters.

This is a living document and I’ll be updating it as time goes on.

Looping

Latest

Andrew Brown

Jan 16, 2016

Golfing the SumSumSum challenge

The hole

You are given an integer N. Your task is to calculate three sums S1, S2, S3, such that:

S1 is the sum of first N positive integers

S2 is the sum of first N positive odd integers