Basecamp
    Home
    Problems
    Contests
    Courses
    Rating
    Posts
    Store
    Discord
mikeost
Sign in
Mike Ostashchenko 💻
mikeost
Student
Ukraine
Ukraine
Joined Jan 29, 2018
Achievements (54)
OverviewRatingAchievements

Rating
1097
Problems470
Submissions705
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
Jul
mikeost earned achievement Explorer1 month ago
mikeost solved problem Professor and balloons (#9405) on first attempt7 months ago
mikeost has joined contest Educational Round #67 months ago
mikeost has joined contest Weekend Practice #32 years ago
mikeost solved problem An important task (#11462) on first attempt2 years ago
mikeost has joined contest Eolymp Cup #12 years ago
mikeost has joined contest Weekend Practice #22 years ago
mikeost solved problem The product of the odd digits of a number (#8925) on first attempt2 years ago
mikeost has joined contest Weekend Practice #12 years ago
mikeost solved problem Exchange of digits 2 (#8847) on 3 attempt3 years ago
mikeost solved problem Remove the digits 2 (#8853) on first attempt3 years ago
mikeost solved problem Number in reverse 2 (#8854) on first attempt3 years ago
mikeost solved problem Find the number 3 (#8857) on first attempt3 years ago
mikeost solved problem Find the number 4 (#8858) on first attempt3 years ago
mikeost solved problem Find the number 5 (#8859) on 2 attempt3 years ago
mikeost solved problem Hockey Tournament Medals (#1326) on 2 attempt3 years ago
mikeost solved problem Reset bits (#1647) on first attempt3 years ago
mikeost solved problem Remove Duplicates from Sorted Array (#4765) on 2 attempt3 years ago
mikeost solved problem Delete a fragment (#8986) on first attempt3 years ago
mikeost solved problem Inattention (#4281) on 4 attempt3 years ago
mikeost solved problem Bigger than previous (#7843) on first attempt3 years ago