Basecamp
    Home
    Problems
    Contests
    Courses
    Rating
    Posts
    Store
    Discord
rayan_bd
Sign in
Rayan Ferdous
rayan_bd
Proficient
Bangladesh
Bangladesh
Joined Jun 8, 2024
Achievements (5)
Sea LionEolymp Cup ParticipantWeekend Participantx3Blitz Participantx4Hello World
OverviewRatingAchievementsPosts
Rating
1186
Problems17
Submissions19
Aug
Sep
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
rayan_bd solved problem Lucky numbers (#11399) on 4 attempt18 hours ago
rayan_bd solved problem Kozak Vus and the New Game (#9097) on first attempt4 months ago
rayan_bd solved problem Maximum (#4473) on 6 attempt5 months ago
rayan_bd has completed the contest Blitz Round #11 and scored no score6 months ago
rayan_bd has joined contest Blitz Round #116 months ago
rayan_bd has completed the contest Blitz Round #10 and scored no score7 months ago
rayan_bd has joined contest Blitz Round #107 months ago
rayan_bd has completed the contest Weekend Practice #13 and scored no score9 months ago
rayan_bd has joined contest Weekend Practice #139 months ago
rayan_bd solved problem Divide into 2 groups (#11339) on 9 attempt10 months ago
rayan_bd solved problem Egypt (#1265) on first attempt10 months ago
rayan_bd has joined contest Educational Round #110 months ago
rayan_bd has joined contest ARIO 2024, Finals 10 months ago
rayan_bd has joined contest Trees10 months ago
rayan_bd has joined contest PAIO 2025 - Day 110 months ago
rayan_bd has joined contest PAIO 2025 - Day 210 months ago
rayan_bd has completed the contest Blitz Round #2 and scored 115 points10 months ago
rayan_bd solved problem Prefix Suffix Reconstruction (#12226) on first attempt10 months ago
rayan_bd solved problem Easy Triangles (#12227) on first attempt10 months ago
rayan_bd has joined contest Blitz Round #210 months ago
rayan_bd has completed the contest Weekend Practice #10 and scored no score11 months ago
rayan_bd has joined contest Weekend Practice #1011 months ago
rayan_bd has joined contest EJOI 2025 - Day 111 months ago
rayan_bd has completed the contest Blitz Round #1 and scored no score11 months ago
rayan_bd solved problem AND OR XOR (#11862) on 57 attempt11 months ago