solved.ac - optimistic › Profile Backgrounds

ProblemsContributeArenaRankings

배경 없음

Silver IV

Unrated

Silver IV

optimistic

Silver IV 32773 until Silver III

Overview History Solved Contributions Badges Backgrounds

All Achievement Arena Season Event Contest

Sort

Date Added # Unlocked Users

Information

Updates (Korean) Terms of Service Privacy Policy(Old) Pro Subscription (Old) Merch

Contents

Badges Profile Backgrounds Redeem

Coins and Stardusts

Logs Exchange Coin Shop Inventory

Community · Tools

Slack · Discord BOJ scoreboard tool (Korean) BOJ Stack description tool (Korean)

Help

Documentation Rules Contribution guidelines Advanced search Request new badge / background Propose an arena

solved.ac by shiftpsh

© 2019 - 2025. 한국어 · English · 日本語 (β)

‘solved.ac’ and ‘solved’ are trademarks of shiftpsh.com registered in the Republic of Korea.
‘Baekjoon Online Judge’ is a trademark of Startlink Inc.