Enter
|
Register
Home
Top
Catalog
Contests
Gym
Problemset
Groups
Rating
Edu
API
Calendar
Help
RaJin
Blog
Teams
Submissions
Contests
Expert
RaJin
David Kim,
South Korea
From
Gyeonggi Science High School
Contest rating:
1735
(max.
candidate master,
1948
)
Contribution:
0
Friend of: 19 users
Last visit:
7 years ago
Registered:
14 years ago
Blog entries (0)
,
comments
Talks
|
Send message
Click on the graph to enable the zoom feature.
Only rated
All
Choose year
2016
2015
2014
2013
→ Pay attention
Before contest
Codeforces Round 1130 (Div. 2)
33:27:49
Register now »
*has extra registration
→ Top rated
#
User
Rating
1
B
enq
3676
2
K
evin114514
3659
3
j
iangly
3640
4
t
urmax
3450
5
t
ourist
3382
6
s
trapple
3360
7
U
m_nik
3354
8
s
quareOf105
3348
9
h
euristica
3322
10
m
aroonrk
3312
Countries
|
Cities
|
Organizations
View all →
→ Top contributors
#
User
Contrib.
1
Q
ingyu
157
2
nik_exists
151
3
m
aspy
149
4
AmShZ
144
5
U
m_nik
143
6
Errichto
139
7
adamant
137
8
BledDest
133
9
m
aroonrk
132
10
Proof_by_QED
131
View all →
→ Find user
Handle:
→ Recent actions
AmShZ
→
Repovive Math Contest Round 3
Getaway_Car
→
Codeforces Round 1129 (Div. 2) Editorial
pilliamw
→
PHSCO Fall 2026 Announcement ($400+ in prizes!)
kindmango
→
California Informatics Competition (CALICO) Fall '26
_O_v_O_
→
Codeforces Round 1129 (Div. 2)
Abdullah_Ahmer
→
Call to Beginners — The Ultimate C++ Guide
MaxBlazeIceInk
→
Codeforces Round 1130 (Div. 2)
atcoder_official
→
AtCoder Beginner Contest 481 Announcement
longyitongxue
→
AtCoder ABC481 Solution (A~E)
Thunder8971
→
The Person Behind the Handle: Finding Myself Again
TheRenaissance
→
Need help setting up contest using DomJudge, please!
vexed289
→
how do i act on doing bad in contest?
FairyWinx
→
The number of prefix maxima on the segment with changes and with linear memory
cel.in
→
Croatian Open Competition in Informatics (COCI) 2026/2027 — Round #1
K1o0n
→
Codeforces Round #1125 (Div. 3) Editoral
DCSNMGPSSIK
→
Finally Reach International Master
efishel
→
Codeforces Round 1127 (Div. 1, Div. 2, Based on Mexican Olympiad in Informatics 2026)
omsincoconut
→
WorldQuant Round 1 (Codeforces Round 1128, Div. 1 + 2) Editorial
Leeking
→
I Turned My Statistics Class Into Something Useless
Hoks_
→
Maybe It’s Time to Stop Unrated Accounts from Submitting
stuwupidwjbu
→
I made a modern Dev-C++ alternative for competitive programming
Priyansh31dec
→
CP-31 Sheet by TLE Eliminators | Handpicked Problems from 800 to 1900 Rating
MikeMirzayanov
→
Codeforces and Polygon: Improvements [March 2019]
ismailfateen
→
ACPC 2026 Qualified Teams
employed
→
Editorial of DeepInfra Round 1 (Codeforces Round 1126, Div. 1 + Div. 2)
Detailed →
User lists
Name