QOJ.ac
QOJ
As a traditional event in the past years, join the IOI 2026 Prediction Game!
랭킹 AC 수
#1380: ucup-team3140
Accepted: : 95
#1380: ucup-team7722
Accepted: : 95
#1380: ucup-team8088
Accepted: : 95
#1380: wangqingxian
Accepted: : 95
#1380: Wood
Accepted: : 95
#1380: xaphoenix
Accepted: : 95
#1380: yjhyjh
Accepted: : 95
#1380: yurril
Accepted: : 95
#1402: becaido
Accepted: : 94
#1402: bjt123
Accepted: : 94
#1402: caiminghui
Accepted: : 94
#1402: Glacia_Official
Accepted: : 94
#1402: Jurijo
Accepted: : 94
#1402: sansen
Accepted: : 94
#1402: Scintilla
Accepted: : 94
#1402: solar_express
Accepted: : 94
#1402: ucup-team1196
Accepted: : 94
#1402: ucup-team1623
Accepted: : 94
#1402: ucup-team1683
Accepted: : 94
#1402: ucup-team1869
Accepted: : 94
#1402: ucup-team2230
Accepted: : 94
#1402: ucup-team7810
Accepted: : 94
#1402: wangyl
Accepted: : 94
#1402: xztmax67
Accepted: : 94
#1418: BPG_ning
Accepted: : 93
#1418: Cai_Guang
Accepted: : 93
#1418: dafaf
Accepted: : 93
#1418: DeltaStruct
Accepted: : 93
#1418: hhy0613
Accepted: : 93
系统维护，该内容暂不可见？
#1418: LYLAKIOIAKIOI
Accepted: : 93
#1418: NYCU_CartesianTree
Accepted: : 93
#1418: qwqwf
Accepted: : 93
#1418: RedreamMer
Accepted: : 93
#1418: sanbi52
Accepted: : 93
#1418: thangthang
Accepted: : 93
#1418: Tokido_Saya
Accepted: : 93
#1418: ucup-team1657
Accepted: : 93
#1418: ucup-team2000
Accepted: : 93
#1418: ucup-team5279
Accepted: : 93
#1418: ucup-team7898
Accepted: : 93
#1418: ucup-team907
Accepted: : 93
#1418: yaoyanfeng
Accepted: : 93
#1418: zhangwansen
Accepted: : 93
#1437: abv3Rpkg
Accepted: : 92
#1437: asaltfish
Accepted: : 92
#1437: CarroT1212
Accepted: : 92
查询一个数在序列里出现的位置，先分块！二分找到所在的块，再在块内二分！这样就做到了 O(sqrt n log n)！
#1437: chenchi
Accepted: : 92
#1437: choiseohyun
Accepted: : 92
#1437: cqh91
Accepted: : 92
Life is short. Play more.
#1437: Dualqwq
Accepted: : 92
#1437: jdyt11
Accepted: : 92
#1437: K8He
Accepted: : 92
#1437: lsq
Accepted: : 92
#1437: qwsxza
Accepted: : 92
#1437: SimonLJK
Accepted: : 92
#1437: Tyr
Accepted: : 92
#1437: ucup-team059
Accepted: : 92
#1437: ucup-team2313
Accepted: : 92
#1437: ucup-team3564
Accepted: : 92
#1437: ucup-team4596
Accepted: : 92
#1437: ucup-team6424
Accepted: : 92
#1437: ucup-team7571
Accepted: : 92
Courage
#1437: Ulugbek2008
Accepted: : 92
#1437: white_tiger
Accepted: : 92
#1458: 012345
Accepted: : 91
#1458: anthonyaaabc
Accepted: : 91
#1458: AxxIle
Accepted: : 91
#1458: Cx330qwq
Accepted: : 91
#1458: fansizhe
Accepted: : 91
#1458: FISHER_
Accepted: : 91
#1458: freebug
Accepted: : 91
#1458: fxhd
Accepted: : 91
#1458: H_a_n
Accepted: : 91
#1458: hhhhyf
Accepted: : 91
#1458: huan_yp
Accepted: : 91
#1458: Leo_wang
Accepted: : 91
#1458: liqingyang
Accepted: : 91
#1458: ll061234
Accepted: : 91
#1458: Milkcat2009
Accepted: : 91
#1458: nameless_story
Accepted: : 91
#1458: nub
Accepted: : 91
#1458: tttfred
Accepted: : 91
#1458: txl16211
Accepted: : 91
#1458: ucup-team221
Accepted: : 91
#1458: ucup-team4728
Accepted: : 91
#1458: ucup-team7793
Accepted: : 91
#1458: Yansuan_HCl
Accepted: : 91
#1458: yinpeichu2021
Accepted: : 91
#1482: cbdsopa
Accepted: : 90
#1482: dongyc666
Accepted: : 90
#1482: enze
Accepted: : 90
#1482: FZY0314
Accepted: : 90
#1482: Harold0895
Accepted: : 90
#1482: jacketkkid
Accepted: : 90
#1482: Judgelight
Accepted: : 90
#1482: Loser_Syx
Accepted: : 90
Send this whisper to the world ------ Oh far away. Even further away, this hymn
#1482: MiyamizuTaki
Accepted: : 90
#1482: NYCU_HKY
Accepted: : 90
#1482: Poetry
Accepted: : 90
#1482: ppppppjjx
Accepted: : 90