push "a"
use print(1)
b(11)
push n#L
push 7
use =(2)
push n#L
use print(1)
use c(0)
push n#L
use print(1)
return(0)
c(18)
push n#L
push 9
use =(2)
push n#L
use print(1)
return(0)
use b(0)
use c(0)
push "e"
use print(1)