Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
FizzBuzz code golf by ruby
Search
Sponsored
·
Ship Features Fearlessly
Turn features on and off without deploys. Used by thousands of Ruby developers.
→
gurrium
February 22, 2018
Programming
1
310
FizzBuzz code golf by ruby
FizzBuzz code golf for hiroshima.rb #062
gurrium
February 22, 2018
Tweet
Share
More Decks by gurrium
See All by gurrium
作りながら紹介するマンガビューワの機能
gurrium
0
3.7k
プライベートでも毎日コードを書く暮らし / Hatena Engineer Seminar #18
gurrium
0
1.7k
Other Decks in Programming
See All in Programming
ご飯食べながらエージェントが開発できる。そう、Agentic Engineeringならね。
yokomachi
1
260
Oxlint JS plugins
kazupon
1
1.1k
AI時代のキャリアプラン「技術の引力」からの脱出と「問い」へのいざない / tech-gravity
minodriven
22
8k
株式会社 Sun terras カンパニーデック
sunterras
0
1.9k
エージェント開発初心者の僕がエージェントを作った話と今後やりたいこと
thasu0123
0
160
Rails Girls Tokyo 18th GMO Pepabo Sponsor Talk
yutokyokutyo
0
170
AI主導でFastAPIのWebサービスを作るときに 人間が構造化すべき境界線
okajun35
0
300
Railsの気持ちを考えながらコントローラとビューを整頓する/tidying-rails-controllers-and-views-as-rails-think
moro
4
350
受け入れテスト駆動開発(ATDD)×AI駆動開発 AI時代のATDDの取り組み方を考える
kztakasaki
2
440
CSC307 Lecture 13
javiergs
PRO
0
310
CopilotKit + AG-UIを学ぶ
nearme_tech
PRO
1
110
The Past, Present, and Future of Enterprise Java
ivargrimstad
0
260
Featured
See All Featured
Between Models and Reality
mayunak
1
210
Lightning talk: Run Django tests with GitHub Actions
sabderemane
0
130
Let's Do A Bunch of Simple Stuff to Make Websites Faster
chriscoyier
508
140k
Joys of Absence: A Defence of Solitary Play
codingconduct
1
300
Statistics for Hackers
jakevdp
799
230k
The Organizational Zoo: Understanding Human Behavior Agility Through Metaphoric Constructive Conversations (based on the works of Arthur Shelley, Ph.D)
kimpetersen
PRO
0
260
Optimizing for Happiness
mojombo
379
71k
Accessibility Awareness
sabderemane
0
68
How to Grow Your eCommerce with AI & Automation
katarinadahlin
PRO
1
130
Building the Perfect Custom Keyboard
takai
2
700
XXLCSS - How to scale CSS and keep your sanity
sugarenia
249
1.3M
Why Your Marketing Sucks and What You Can Do About It - Sophie Logan
marketingsoph
0
86
Transcript
FizzBuzz code golf
first code
(1..100).each do |i| puts "#{i} " if i % 3
== 0 if i % 5 == 0 puts 'fizzbuzz' next else puts 'fizz' next end end if i % 5 == 0 puts 'buzz' next end end count 207
if…else…end -> ? :
(1..100).each do |i| print "#{i} " if i % 3
== 0 puts i % 5 == 0 ? 'fizzbuzz' : 'fizz' next end puts i % 5 == 0 ? 'buzz' : nil end count 148
nest conditional operator
(1..100).each do |i| print "#{i} " puts i % 3
== 0 ? i % 5 == 0 ? 'fizzbuzz' : 'fizz' : i % 5 == 0 ? 'buzz' : nil end count 122
do…end -> {…}
(1..100).each { |i| print "#{i} " puts i % 3
== 0 ? i % 5 == 0 ? 'fizzbuzz' : 'fizz' : i % 5 == 0 ? 'buzz' : nil } count 119
join lines
(1..100).each { |i| print "#{i} ";puts i % 3 ==
0 ? i % 5 == 0 ? 'fizzbuzz' : 'fizz' : i % 5 == 0 ? 'buzz' : nil } count 115
nil -> ''
(1..100).each { |i| print "#{i} “; puts i % 3
== 0 ? i % 5 == 0 ? 'fizzbuzz' : 'fizz' : i % 5 == 0 ? 'buzz' : '' } count 114
into string
(1..100).each { |i| puts "#{i} #{'fizz' if i % 3
== 0}#{'buzz' if i % 5 == 0}" } count 81
(1..100).each -> Integer#upto
1.upto(100) { |i| puts "#{i} #{'fizz' if i % 3
== 0}#{'buzz' if i % 5 == 0}" } count 79
i == 0 -> i < 1
1.upto(100) { |i| puts "#{i} #{'fizz' if i % 3
< 1}#{'buzz' if i % 5 < 1}" } count 77
delete whitespace
1.upto(100){|i|puts"#{i} #{'fizz'if i%3<1}#{'buzz'if i%5<1}"} count 62