atcoder.jp

Google calendar
updating auto
828 contest(s) 162,786 accounts(s)

Period
Rating min max
Number of participations min max

Top rating

N Handle Rating
1
tourist
4023
2
Um_nik
3839
3
ecnerwala
3814
4
w4yneb0t
3710
5
apiad
3690
6
ksun48
3660
7
Benq
3646
8
mnbvmar
3617
9
cospleermusora
3606
10
Petr
3595
more

Rating distribution

Country distribution

N Country Participants
number
1 Japan 21538
2 India 4267
3 China 2685
4 Bangladesh 996
5 Russia 284
6 South Korea 220
7 Taiwan 199
8 Cambodia 188
9 United States of America 174
10 Vietnam 155
more

Last activity

N Handle Last
activity
1
yosupo
Sept. 19, 2021
2
nuip
Sept. 19, 2021
3
olphe
Sept. 19, 2021
4
grumpy_gordon
Sept. 19, 2021
5
nwin
Sept. 19, 2021
6
WA_TLE
Sept. 19, 2021
7
mtsd
Sept. 19, 2021
8
cleantted
Sept. 19, 2021
9
Aquarius
Sept. 19, 2021
10
kzyKT
Sept. 19, 2021
more

Most participated

N Handle Contests
number
1
ei13333
469
2
startcpp
461
3
uwi
459
4
kzyKT
441
5
kmjp
437
6
hirokazu1020
404
7
torus711
401
8
damekamo
373
9
m_buyoh
373
10
math
368
more

Problems

Date Name
Sept. 19, 2021 Make 10
Sept. 19, 2021 Cross-free Matching
Sept. 19, 2021 Maximize GCD
Sept. 19, 2021 Pure Straight
Sept. 19, 2021 Infinite Operations
Sept. 19, 2021 Affine Sort
Sept. 18, 2021 AtCoder Quiz 2
Sept. 18, 2021 Maritozzo
Sept. 18, 2021 Neo-lexicographic Ordering
Sept. 18, 2021 Strange Lunchbox
more

Running contests

Time
Left
Contest
98 days AtCoder Race Ranking 2021