Warmth in the Snow (2022) Solved 1 or more problems in the Invitation of the Winter Forest
462
The 9th Hanyang University Programming Contest Participated in the 9th Hanyang University Programming Contest, or solved 1 or more problems in its open contest
284
2022 Seoul Cyber University Programming Contest Participated in 2022 Seoul Cyber University Programming Contest, or solved 1 or more problems in its open contest
339
Christmas Gift (2022) Earn at least 5 gifts from the Make a Tree event, 2022
725
IamCoder 2022 Year-end Contest Participated in IamCoder 2022 Year-end Contest, or in its open contest
269
SciOI 2022 Participated in SciOI 2022, or solved 1 or more problems in its open contest
Boardgame Cup (2023) Solved 1 or more problems in Boardgame Cup
584
The 2nd MatKor Cup : 2023 Winter Participated in the 2nd MatKor Cup, or solved 1 or more problems in its open contest
473
2023 KSA Automata Winter Contest Achieved a score of over 100 in the 2023 KSA Automata Winter Contest
362
Anime Cup (2023) Solved 1 or more problems in Anime Cup Season 1 or 2
766
2023 ICPC Sinchon Winter Algorithm Camp Contest Participated in 2023 ICPC Sinchon Winter Algorithm Camp Contest, or solved 1 or more problems in its open contest
325
2023 Chung-Ang University CHAC Participated in 2023 Chung-Ang University CHAC, or achieved a score of over 10 in its open contest
341
Guardian of Balance - Bronze Of the 8 tags displayed on the profile, achieve a rating of over 30 for 4 or more tags