UOI
Головна
Задачі
Змагання
Архіви
user475009
Sign in
Оксана Мельник
user475009
Joined Aug 14, 2025
Overview
Problems
45
Submissions
63
Dec
2020
Feb
Mar
Apr
May
Jun
Jul
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
user475009
solved problem
Colorful String (#249)
on first attempt
7 days ago
user475009
solved problem
Grandchildren (#247)
on first attempt
7 days ago
user475009
solved problem
Parallelepiped (#246)
on first attempt
7 days ago
user475009
has joined contest
UJGOI 2024. Vidbir. Day 1
7 days ago
user475009
solved problem
Christmas Eve (#365)
on 3 attempt
8 days ago
user475009
solved problem
Successful Investor (#364)
on 2 attempt
10 days ago
user475009
solved problem
Sakurako's Not Favorite Toy (#363)
on 13 attempt
10 days ago
user475009
solved problem
Sakurako's Favorite Toy (#362)
on first attempt
10 days ago
user475009
solved problem
Coordinates (#361)
on first attempt
10 days ago
user475009
solved problem
Rook (#360)
on first attempt
10 days ago
user475009
has joined contest
UJGOI 2025. Vidbir. Day 1
10 days ago
user475009
solved problem
Конструктор (#472)
on first attempt
27 days ago
user475009
solved problem
Матричка (#470)
on 4 attempt
27 days ago
user475009
solved problem
Прямокутник (#468)
on first attempt
27 days ago
user475009
solved problem
Борги (#467)
on first attempt
27 days ago
user475009
solved problem
Дивний сон (#474)
on 2 attempt
27 days ago
user475009
solved problem
Мобільна гра (#475)
on 3 attempt
27 days ago
user475009
has joined contest
UOI 2026. I stage
27 days ago
user475009
solved hidden problem on 3 attempt
28 days ago
user475009
solved hidden problem on 6 attempt
28 days ago
user475009
solved hidden problem on first attempt
28 days ago
user475009
solved hidden problem on 3 attempt
28 days ago
user475009
solved hidden problem on first attempt
28 days ago
user475009
solved problem
Координати (#466)
on first attempt
29 days ago
user475009
solved problem
Паралелепіпед (#465)
on first attempt
29 days ago