QOJ.ac
QOJ
Top Rated Accepted
#691: q1w2e3r4
Accepted: : 154
#691: ucup-team1206
Accepted: : 154
#691: ucup-team3935
Accepted: : 154
#691: ucup-team4366
Accepted: : 154
#691: ucup-team6915
Accepted: : 154
#691: xjx2009
Accepted: : 154
#700: chenyx
Accepted: : 153
#700: goodman
Accepted: : 153
#700: liangbowen
Accepted: : 153
#700: randname114514
Accepted: : 153
#700: repoman
Accepted: : 153
$$\prod_{i=0}^{n-1} (1+q^iz) = \sum_{i=0}^n q^{i(i-1)/2}\binom ni_q z^i$$
#705: Hirasawaa
Accepted: : 152
#705: lizihan2010
Accepted: : 152
#705: Survivor_winner
Accepted: : 152
NOI 2026 RP++
#705: ucup-team3057
Accepted: : 152
#705: warner1129
Accepted: : 152
#710: Fido_Puppy
Accepted: : 151
#710: hhyyss
Accepted: : 151
#710: ucup-team968
Accepted: : 151
#710: UESTC_Null_Point_Titans
Accepted: : 151
#714: _lbw_
Accepted: : 150
就让所有理智都埋没在**深处
#714: minhcool
Accepted: : 150
Glory Glory HUS HSGS
#714: mygo
Accepted: : 150
大人になるのが怖かった、強くなることが怖かった
#714: ucup-team1516
Accepted: : 150
#714: ucup-team197
Accepted: : 150
I'm so spicy I'm so spicy
#714: ucup-team199
Accepted: : 150
#714: ucup-team4946
Accepted: : 150
#714: ucup-team6275
Accepted: : 150
#714: ucup-team7373
Accepted: : 150
#723: general
Accepted: : 149
#723: ucup-team162
Accepted: : 149
#723: ucup-team5009
Accepted: : 149
#723: xuzhihaodedie
Accepted: : 149
#723: zxh923
Accepted: : 149
#728: 123456zmy
Accepted: : 148
#728: aoliao
Accepted: : 148
#728: bai_hong
Accepted: : 148
#728: paopaomate
Accepted: : 148
#728: Purslane
Accepted: : 148
梦的边陲 风吹不灭 从不感疲惫
#728: ucup-team088
Accepted: : 148
#728: ucup-team3549
Accepted: : 148
#728: YuJiahe
Accepted: : 148
全身全霊！MORE MORE JUMP!!
#736: dadas
Accepted: : 147
#736: Delay_for_five_minutes
Accepted: : 147
#736: ezraft
Accepted: : 147
#736: thanhs
Accepted: : 147
#736: ucup-team5785
Accepted: : 147
#736: ucup-team7532
Accepted: : 147
#736: ucup-team7557
Accepted: : 147
#743: Godwang
Accepted: : 146
#743: NYCU_MyGO
Accepted: : 146
#743: rladbeka
Accepted: : 146
#743: ucup-team5240
Accepted: : 146
#743: yueyuweihu
Accepted: : 146
#748: classic
Accepted: : 145
#748: cmk666
Accepted: : 145
qwq
#748: KluydQ
Accepted: : 145
#748: Sakura_xyz
Accepted: : 145
#748: ucup-team1231
Accepted: : 145
#748: ucup-team2796
Accepted: : 145
#754: alextherunner
Accepted: : 144
#754: amirali_asgari
Accepted: : 144
#754: emanuelr
Accepted: : 144
#754: GZT
Accepted: : 144
#754: hhhqx
Accepted: : 144
#754: lllei
Accepted: : 144
#754: ProjectCF
Accepted: : 144
#754: skittles1412
Accepted: : 144
#754: touhou-baursak
Accepted: : 144
#754: ucup-team2621
Accepted: : 144
#754: ucup-team991
Accepted: : 144
#754: yuanyuzhi
Accepted: : 144
#766: Arkhell
Accepted: : 143
#766: george0929
Accepted: : 143
#766: lichenyu_ac
Accepted: : 143
#766: mahiro_zcy
Accepted: : 143
#766: Moeebius
Accepted: : 143
$$\underline{\widehat{\dbinom{\odot_\vee\odot}{\raise{-8pt}{"}\ \wr\ \raise{-8pt}{"}}}}$$
#766: Pannda
Accepted: : 143
#766: ucup-team171
Accepted: : 143
#766: ucup-team2054
Accepted: : 143
#766: ucup-team3807
Accepted: : 143
无
#766: ucup-team7983
Accepted: : 143
#766: ucup-team8618
Accepted: : 143
#766: ucup-team881
Accepted: : 143
simple whales
#778: BeyondHeaven
Accepted: : 142
#778: Maxduan
Accepted: : 142
#778: ucup-team7710
Accepted: : 142
超级激动狂喜
#778: ucup-team8014
Accepted: : 142
#782: AshenWitch
Accepted: : 141
#782: dengchengyu
Accepted: : 141
#782: Gordensoul
Accepted: : 141
#782: tarche
Accepted: : 141
#782: ucup-team5818
Accepted: : 141
A了这题就吃麦旋风！
#782: yeyuzhe
Accepted: : 141
#788: 251Sec
Accepted: : 140
#788: CharlieVinnie
Accepted: : 140
You fly away so proudly, away from my summer. Slient words of praying, all these years repeating
#788: chenhongrui
Accepted: : 140
#788: futarian
Accepted: : 140
#788: FWKnightship
Accepted: : 140
姜还是老的辣知道不。
#788: KFC
Accepted: : 140