5( Oct) 6(Oct )
1
( C1 C 6 )
-3 +0 +3 oct C - 2
C 8
1
1
1
(
)
4
4
1
4
10. 2(Tie)
2(Tie)
4
8
2(Tie) 4
8
( )
11. 3(Delete)
3(Delete)
12. 4(BkDlt):
4(BkDlt)
13. 7(LKey)
7(LKey) LKey
C (
) 2
5( Oct)
7(LKey) LKey
C
14. 8(HKey):
8(HKey) HKey
C (
) 2
6(Oct )
8(HKey) HKey
C
8.
3
143
3