QOJ.ac
QOJ
As a traditional event in the past years, join the IOI 2026 Prediction Game!
Top Rated Accepted
#21212: x1a0Y4NGren
Accepted: : 1
#21212: X3_San
Accepted: : 1
#21212: x998244353x
Accepted: : 1
#21212: Xaeric
Accepted: : 1
#21212: XaY2z
Accepted: : 1
#21212: xbaisu2_bot
Accepted: : 1
#21212: xbjbmdj
Accepted: : 1
#21212: Xbz_24
Accepted: : 1
#21212: XC220477
Accepted: : 1
#21212: xcd_
Accepted: : 1
#21212: XCDRF
Accepted: : 1
#21212: xcl_08
Accepted: : 1
#21212: xcrr
Accepted: : 1
#21212: xcvv
Accepted: : 1
#21212: xcx
Accepted: : 1
#21212: xcyyyyyy
Accepted: : 1
#21212: XD_17
Accepted: : 1
#21212: xddddddpfjearosldv
Accepted: : 1
#21212: xdhXDH_
Accepted: : 1
#21212: xdl
Accepted: : 1
#21212: xdxiaoming
Accepted: : 1
#21212: XeRnHe
Accepted: : 1
#21212: Xersy
Accepted: : 1
#21212: xfjz20240202
Accepted: : 1
我只是你匆匆过客，你却是我人生转折。
#21212: xfly_pig
Accepted: : 1
#21212: xGaz_
Accepted: : 1
#21212: xgg_xinx
Accepted: : 1
#21212: XGTD
Accepted: : 1
#21212: XHag
Accepted: : 1
#21212: xhhb
Accepted: : 1
#21212: xht37
Accepted: : 1
#21212: xhuan
Accepted: : 1
#21212: xia
Accepted: : 1
#21212: xiangxue
Accepted: : 1
#21212: xiangxue1428
Accepted: : 1
#21212: xianjue
Accepted: : 1
#21212: xianweijing
Accepted: : 1
#21212: Xiao_003
Accepted: : 1
#21212: xiao_bai_bai
Accepted: : 1
#21212: xiao_he_tong_xue
Accepted: : 1
逸一时，误一世，逸久逸久罢已龄。114,514,1919810。
#21212: xiao_hei_zi
Accepted: : 1
#21212: xiao_hong
Accepted: : 1
#21212: Xiao_Jiang_233
Accepted: : 1
#21212: xiaoai1
Accepted: : 1
#21212: Xiaobaigrown
Accepted: : 1
#21212: xiaobaitu
Accepted: : 1
#21212: xiaoce
Accepted: : 1
#21212: Xiaoen
Accepted: : 1
#21212: xiaogai
Accepted: : 1
#21212: Xiaohaoyu
Accepted: : 1
#21212: xiaohe
Accepted: : 1
#21212: xiaohong
Accepted: : 1
#21212: xiaojianhua1110
Accepted: : 1
#21212: xiaojingling
Accepted: : 1
#21212: xiaolongmei
Accepted: : 1
#21212: xiaoluosi
Accepted: : 1
#21212: xiaoma666
Accepted: : 1
#21212: Xiaomimimi
Accepted: : 1
#21212: xiaomx
Accepted: : 1
#21212: xiaoniaoyou
Accepted: : 1
#21212: xiaou0
Accepted: : 1
$\mathrm{Nat}(\mathrm{Hom}(A,-),F)\simeq F(A)$
#21212: XiaoWhy
Accepted: : 1
#21212: xiaoyang111
Accepted: : 1
#21212: Xiaoyangjy
Accepted: : 1
#21212: xiaozengX
Accepted: : 1
#21212: xiaozhu_zty
Accepted: : 1
#21212: xiaoziyao
Accepted: : 1
#21212: XiayOvO
Accepted: : 1
#21212: Xie2Yue
Accepted: : 1
#21212: Xiejiadong
Accepted: : 1
#21212: XieJianXian
Accepted: : 1
#21212: xielaopai
Accepted: : 1
#21212: xieliren2021
Accepted: : 1
#21212: xiezihan2023
Accepted: : 1
#21212: XiJinPing
Accepted: : 1
#21212: xilingdawang
Accepted: : 1
#21212: xing_suo
Accepted: : 1
#21212: Xing_with_77
Accepted: : 1
#21212: xinghacker
Accepted: : 1
#21212: xinghe8076
Accepted: : 1
#21212: Xingon
Accepted: : 1
#21212: xingtiankai2023
Accepted: : 1
#21212: xingxinghui
Accepted: : 1
#21212: xingyao6f
Accepted: : 1
#21212: Xinhai976
Accepted: : 1
#21212: xinjiang6699
Accepted: : 1
#21212: xinxun
Accepted: : 1
#21212: xinyang26
Accepted: : 1
#21212: XinyouduiNews
Accepted: : 1
#21212: xinzer
Accepted: : 1
#21212: xishuiw
Accepted: : 1
#21212: XissLeah
Accepted: : 1
#21212: XITD
Accepted: : 1
#21212: xiuzhiyuan
Accepted: : 1
#21212: xiuzijiang
Accepted: : 1
#21212: xixi_
Accepted: : 1
#21212: xixihaha2021
Accepted: : 1
#21212: xj22yangyichen
Accepted: : 1
#21212: xjmxjm
Accepted: : 1
#21212: xjrqwq
Accepted: : 1