Enter
|
Register
Home
Top
Catalog
Contests
Gym
Problemset
Groups
Rating
Edu
API
Calendar
Help
koshka
Blog
Teams
Submissions
Groups
Contests
Problemsetting
Specialist
koshka
Vika Popova,
Saransk
,
Russia
From
Levsha
Contest rating:
1466
(max.
specialist,
1517
)
Contribution:
0
Friend of: 42 users
Last visit:
12 months ago
Registered:
16 years ago
Blog entries (0)
,
comments
Talks
|
Send message
Click on the graph to enable the zoom feature.
Only rated
All
Choose year
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
2015
2014
2013
2012
2011
2010
→ Pay attention
Before contest
Codeforces Round (Div. 2)
3 days
Register now »
*has extra registration
→ Top rated
#
User
Rating
1
B
enq
3792
2
V
ivaciousAubergine
3647
3
K
evin114514
3611
4
j
iangly
3583
5
s
trapple
3515
6
t
ourist
3470
7
d
Xqwq
3436
8
R
adewoosh
3415
9
O
tomachi_Una
3413
10
U
m_nik
3376
Countries
|
Cities
|
Organizations
View all →
→ Top contributors
#
User
Contrib.
1
Q
ingyu
163
2
adamant
150
3
U
m_nik
146
4
D
ominater069
144
5
e
rrorgorn
141
6
cry
139
7
Proof_by_QED
136
8
YuukiS
135
9
chromate00
134
9
TheScrasse
134
View all →
→ Find user
Handle:
→ Recent actions
Binomial77
→
Are these two problems easy?
TheScrasse
→
Editorial of Codeforces Round 1053 (Div. 1, Div. 2)
MishkatIT
→
Blitz1v1 — A Real-Time 1v1 Coding Battle Platform
0t0infinity
→
Bits That Changed My CP Thinking — (Beginner Part)
kllp
→
10th Polish Olympiad in Informatics - Sums
adaptatron
→
[Video]: Codeforces Slowrun (1300R Edition) : Ep1
NaF1s
→
Teams of NDUB IUPC 2026
U
m_nik
→
How to read problem statements
ppavic
→
Croatian Olympiad in Informatics 2026
schrodingerstom
→
Codeforces Round 1097 (Div. 1, Div2, Based on Zhili Cup 2026) Tutorial
h
yman00
→
Happy birthday, Peimuda!
Q
ingyu
→
The 2026 Universal Cup Finals
Leeking
→
No Rollback?
schrodingerstom
→
Codeforces Round 1097 (Div. 1, Div2, Based on Zhili Cup 2026)
arthur_9548
→
VII UnBalloon Contest Mirror
indy256
→
Dynamic Programming Optimizations
khba
→
[Discussion Thread] APIO 2026
yanglake_
→
Randomly sending solutions during contest
Hyder1102
→
Invitation to CodeChef Starters 238(Rated upto 6-stars) — 13th May
nik_exists
→
Codeforces Round 1074 (Div. 4) Editorial
wakanda-forever
→
Codeforces Round 1095 (Div. 2) Editorial
E869120
→
JOI Spring Training 2025 Online Contest
liusixun2025
→
vscode settings.json
KroosTheKeenGlint
→
Codeforces Round #160 E tutorial
awang11
→
Codeforces Round 1085 (Div. 1 + Div. 2) Editorial
Detailed →
User lists
Name