def
g b=
-
1
,t=
101
puts
(
a=
rand
(
b
+
1
...
t
)
)
,
' high/low/right?'
(
o=STDIN.
gets
)
[
/
\Ah
/
]
? g
(
b,a
)
: o
[
/
\Al
/
]
? g
(
a,t
)
:
(
puts
"yay!"
)
end
;g