AOJ 2263 The First Acceptance

Solved Users (link to submissions)
about
aizu_a
aizu_c
aizu_d
All_round_Women
arrows
asi1024
bal4u
beet
blue_jam
c7c7
cos
Daiki_Ando
daiota
Darsein
dohatsu
dr_ken
E869120
ee67052
ei1133
ei1242
ei1333
flowlight
fura2
Gacho_0716
hadrori
hakomo
hama_du
hiyokko_team
hogloid
hs484
hyksm
ichyo
imulan
inariba
inuhiroshi
ir5
IS0283IR
Isa_rentacs
ishikado
iwiwi
ixmel
johnsmith
jxuaqxwd
k16013wi
kagasan
katsu_y
kioa
kmcyuma
koba2_15
komiya
kotatsugame
ku2482
kujira
kyuridenamida
kzyKT
k_operafan
latte0119
leafmoon
logicmachine
lrmystp
lyrically
mamekin
median0816
MitI7
Mi_Sawa
mondatto
monolith
moon_watcher
MT910418
nadeko
namonakiaccount
naoto172
nel215
neoconservative
nisshy
not
orpheus
osa_k
otaks21
paruki
Respect2D
ryoga
s1150092
s1180008
s1180132
s1180133
s1190048
s1210207
sc123
sh19910711
sinapusu2002
solorab
square1001
sune2
takapt0226
TakiTakiTakise
tkmhsy
tnakao
tokoromaru
tomerunn_
tozangezan
ustimaw
uwi
uzuki008
wotsushi
yasu0207
yomogidaifuku
yudedako
yukim
yuta1024
zerokugi
zukky