solved.ac
Problems
Contribute
Arena
Rankings
Sign in
Problems
Arena
hahahappy71
Gold III
1137
113 until Gold II
171
Solved
2
Reverse rivals
Overview
History
Solved
Contributions
Badges
Backgrounds
All
Achievement
Arena
Season
Event
Contest
Sort
Date Added
# Unlocked Users
Tier
UCPC 2020 Finals
Participated in UCPC 2020 Finals
361
Sinchon Station (2020)
Participated in SUAPC 2020
80
Level 1 Sprout
Solved problems for 2 days in a row
123K
Spent 2021 with BOJ
Solved 1 or more problems in Good Bye, BOJ 2021!
644
Spend 2022 with BOJ
Solved 1 or more problems in Hello, BOJ 2022!
367
SUAPC 2022w
Participated in SUAPC 2022 Winter
190
UCPC 2022
Participated in UCPC 2022, or its open contest
991
SUAPC 2022s
Participated in SUAPC 2022 Summer, or solved 1 or more problems in its open contest
272
Newbie Problem-solver
Solve 10 problems
149K
Beginner Problem-solver
Solve 50 problems
104K
Apprentice Problem-solver
Solve 100 problems
65K
Guardian of Balance - Bronze
Of the 8 tags displayed on the profile, achieve a rating of over 30 for 4 or more tags
104K
Master of Balance - Bronze
Of the 8 tags displayed on the profile, achieve a rating of over 30 for 6 or more tags
78K
Creator of Balance - Bronze
Achieve a rating of 30 or higher for all 8 tags displayed on the profile
33K
Guardian of Balance - Silver
Of the 8 tags displayed on the profile, achieve a rating of over 200 for 4 or more tags
54K
C++
C++98, C++98 (Clang), C++11, C++11 (Clang), C++14, C++14 (Clang), C++17, C++17 (Clang), C++20, C++20 (Clang) 중 하나의 언어로 아무 문제나 해결
54K
Python
Python 3, PyPy3 중 하나의 언어로 아무 문제나 해결
71K
1