1. RING CLOCK
RING CLOCK
3
LED
1
1
1
-http://men.sanook.com/
%E
B
B
B
E
B
E
E
B
B
B
E
AC%E
A
E
B
E
B
B
B
B
B
AB%E
ring-clockA%E
B
E
B
E
B
A
B
E
B
A
E
E
E
B
B
B
B
E