# 1
OX
are you alive??
are you alive??

are you alive??
hey what are you doing?
work
game
dance
fly
Are you happy???
yes,I'm happy
stop
stop!!!!!!!!!
no
3의제곱
나눌 수 없음
1
0
무한
1
0
무한
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3,141592....
0.99999999.....
9999999999999999999999999999999
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