Basecamp
    Home
    Problems
    Contests
    Courses
    Rating
    Posts
    Store
    Discord
classicc
Sign in
classic
classicc
Expert
Japan
Japan
Joined Oct 9, 2025
Achievements (54)
Hello WorldEasy StartTough NutHalfway ThereSea LionExplorerStudentSpecialist
OverviewRatingAchievements
Rating
1629
Problems30
Submissions34
Oct
Nov
Dec
2021
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2022
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2023
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2024
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2025
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2026
Feb
Mar
Apr
May
Jun
Jul
Aug
classicc has joined contest Weekend Practice #2616 days ago
classicc earned achievement Specialist1 month ago
classicc earned achievement Student1 month ago
classicc earned achievement Explorer1 month ago
classicc has completed the contest EJOI 2026 - Day 1 and scored 200 points1 month ago
classicc solved hidden problem on first attempt1 month ago
classicc solved hidden problem on first attempt1 month ago
classicc has joined contest EJOI 2026 - Day 11 month ago
classicc solved problem Super palindromes (#470) on first attempt7 months ago
classicc solved problem Chasing a butterfly (#11058) on 3 attempt7 months ago
classicc solved problem Distance in Tree (#4104) on 3 attempt7 months ago
classicc solved problem Drying (#5363) on 3 attempt7 months ago
classicc solved problem What is the probability? (#1571) on first attempt7 months ago
classicc solved problem Hotels Along the Croatian Coast (#10682) on first attempt7 months ago
classicc solved problem Locked Treasure (#7534) on first attempt7 months ago
classicc solved problem Stepan and pairs (#4283) on first attempt7 months ago
classicc solved problem Calculator (#1427) on first attempt7 months ago
classicc solved problem Number of toys (#927) on first attempt7 months ago
classicc has joined contest Educational Round #87 months ago
classicc solved problem Grassland Fence (#1526) on first attempt7 months ago
classicc solved problem Vasya and matrix (#3535) on first attempt7 months ago
classicc solved problem Cutting a stick (#11261) on first attempt7 months ago
classicc solved problem Transport system (#9635) on 6 attempt7 months ago
classicc solved problem Minimum spanning tree (#981) on first attempt7 months ago
classicc solved problem Reverse the graph (#10048) on 2 attempt7 months ago