atcoder.jp

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787 contest(s) 128,722 accounts(s)

Period
Min rating Max rating

Top rating

N Handle Rating
1
tourist
4056
2
Um_nik
3897
3
ecnerwala
3721
4
w4yneb0t
3710
5
ksun48
3703
6
Benq
3667
7
apiad
3628
8
mnbvmar
3617
9
Petr
3613
10
cospleermusora
3606
more

Rating distribution

Country distribution

N Country Participants
number
1 Japan 52510
2 India 18799
3 China 13089
4 Bangladesh 4217
5 Russia 1080
6 South Korea 917
7 Vietnam 873
8 Taiwan 836
9 United States of America 789
10 Egypt 658
more

Last activity

N Handle Last
activity
1
yosupo
yesterday
2
nuip
yesterday
3
olphe
yesterday
4
JKJeong
yesterday
5
damekamo
yesterday
6
stmtk
yesterday
7
cryptomanic
yesterday
8
jon2240
yesterday
9
gotutiyan
yesterday
10
motomuman
yesterday
more

Most participated

N Handle Contests
number
1
ei13333
446
2
uwi
429
3
startcpp
428
4
kzyKT
409
5
kmjp
409
6
hirokazu1020
389
7
torus711
386
8
damekamo
372
9
math
350
10
m_buyoh
338
more

Most writer

Running contests