S
F
ET
IRST
S
S
ET
ECOND
N
S
O
ECOND
0 -----------------------------
1 -----------------------------
2 -----------------------------
3 -----------------------------
4 -----------------------------
5 -----------------------------
6 -----------------------------
7 -----------------------------
8 -----------------------------
9 -----------------------------
END
-------------------------------------
F
L
------
IXED
ENGTH
F
L
----
IXED
ENGTH
F
L
-----
IXED
ENGTH
79