uva11233測資B

Input:
20 100
bacillus bacilli
bacterium bacteria
basis bases
beau beaux
bison bison
bureau bureaux
cactus cacti
chateau chateaux
child children
codex codices
concerto concerti
corpus corpora
crisis crises
criterion criteria
curriculum curricula
datum data
deer deer
diagnosis diagnoses
die dice
dwarf dwarves
device
explanation
friend
gate
leave
music
relative
die
sailboat
diagnosis
weakness
cesspool
datum
company
cookie
destroyer
ground
bacterium
bureau
mitten
reason
codex
shanty
thaw
beau
bacillus
criterion
tunic
deer
breakfast
crisis
counterforce
department
cactus
helo
living
corpus
child
nest
orange
route
sideburns
curriculum
siding
bassoon
collection
examiner
gather
interactive
join
neon
pinstripe
chateau
bison
platypus
port
dogwood
fairy
grandmother
hockey
concerto
basis
hotdog
instrumentalist
park
randomisation
roll
snowplow
bloodflow
carpenter
conference
fringe
livestock
mayonnaise
misfit
snuggle
wad
wingtip
beaver
bottle
boundary
bull
check
kiss
penicillin
route
salad
dwarf
venom
advice
branch
continent
felony
gateway
keyboard
license
misplacement
niche
spade
complaint
Output:
devices
explanations
friends
gates
leaves
musics
relatives
dice
sailboats
diagnoses
weaknesses
cesspools
data
companies
cookies
destroyers
grounds
bacteria
bureaux
mittens
reasons
codices
shanties
thaws
beaux
bacilli
criteria
tunics
deer
breakfasts
crises
counterforces
departments
cacti
heloes
livings
corpora
children
nests
oranges
routes
sideburnses
curricula
sidings
bassoons
collections
examiners
gathers
interactives
joins
neons
pinstripes
chateaux
bison
platypuses
ports
dogwoods
fairies
grandmothers
hockeys
concerti
bases
hotdogs
instrumentalists
parks
randomisations
rolls
snowplows
bloodflows
carpenters
conferences
fringes
livestocks
mayonnaises
misfits
snuggles
wads
wingtips
beavers
bottles
boundaries
bulls
checks
kisses
penicillins
routes
salads
dwarves
venoms
advices
branches
continents
felonies
gateways
keyboards
licenses
misplacements
niches
spades
complaints