Employers: discover CodinGame for tech hiring
EVENTS
UPCOMING
PAST
SOLO
PUZZLES
CODE GOLF
OPTIMIZATION
MULTI
LEADERBOARDS
CLASH OF CODE
BOT PROGRAMMING
CODING ESCAPE
COMMUNITY
CONTRIBUTIONS
LEARN
DISCORD
FORUM
LIVE STREAMS
BLOG
1
Log In
Sign Up
design-pattern
Latest
Popular
Pattern Builder
6 years ago
By
jubidatiloki
design-pattern
Java
M3301
...
20.7K
9
0
ABOUT US
CAREERS
PRIVACY
FAQ
The #1 tech hiring platform
SCREENING
INTERVIEWING
ABOUT US
CAREERS
PRIVACY
FAQ
Facebook
YouTube
Twitter
LinkedIn
FR
EN
