1889
1
=
18
−
8
−
9
2
=
8
18
9
3
=
91
−
88
4
=
8
18
9
5
=
8
−
18
−
9
6
=
(
91
−
88
)
!
7
=
18
−
8
−
9
8
=
89
−
81
9
=
81
−
9
8
10
=
18
9
+
8
11
=
88
9
−
1
12
=
19
⋅
8
−
8
13
=
18
−
8
+
9
14
=
98
8
−
1
15
=
19
−
8
+
8
16
=
18
⋅
8
9
17
=
98
−
81
18
=
(
9
−
8
)
⋅
18
19
=
18
−
8
+
9
20
=
8
8
+
19
21
=
18
⋅
8
+
9
22
=
88
1
+
9
23
=
18
+
8
−
9
24
=
(
8
18
9
)
!
25
=
1
⋅
8
+
8
+
9
26
=
81
+
8
+
9
27
=
91
−
8
⋅
8
28
=
98
⋅
1
⋅
8
29
=
18
+
8
+
9
30
=
(
18
−
8
)
⋅
9
31
=
8
⋅
9
−
1
+
8
32
=
18
+
8
+
9
!
33
=
81
⋅
8
+
9
34
=
8
+
8
!
+
1
+
9
35
=
18
+
8
+
9
36
=
18
⋅
8
⋅
9
37
=
8
+
8
⋅
9
+
1
38
=
8
+
8
⋅
19
39
=
(
8
−
9
)
!
−
81
40
=
(
1
⋅
8
−
9
)
⋅
8
41
=
(
8
−
9
)
⋅
8
+
1
42
=
18
⋅
98
43
=
8
+
8
!
+
19
44
=
88
9
−
1
45
=
8
⋅
8
−
19
46
=
18
⋅
9
−
8
47
=
(
8
−
1
)
⋅
8
−
9
48
=
18
⋅
8
9
49
=
(
8
+
8
)
⋅
9
+
1
50
=
(
8
−
1
)
⋅
8
−
9
!
51
=
(
81
+
8
)
⋅
9
52
=
(
8
−
1
)
8
+
9
53
=
(
8
−
1
)
⋅
8
−
9
54
=
8
⋅
9
−
18
55
=
1
⋅
8
⋅
8
−
9
56
=
8
⋅
8
+
1
−
9
57
=
81
−
8
⋅
9
58
=
(
8
−
1
)
8
+
9
59
=
(
8
−
1
)
⋅
8
+
9
60
=
(
18
−
8
)
⋅
9
!
61
=
1
⋅
8
⋅
8
−
9
62
=
18
⋅
9
+
8
63
=
81
⋅
8
−
9
64
=
8
18
9
65
=
(
8
−
1
)
⋅
8
+
9
66
=
8
⋅
9
!
+
18
67
=
81
−
8
−
9
!
68
=
8
⋅
8
+
1
+
9
69
=
88
−
19
70
=
81
−
8
−
9
71
=
89
−
18
72
=
(
18
−
9
)
⋅
8
73
=
81
⋅
9
−
8
74
=
8
⋅
8
+
1
+
9
75
=
91
−
8
−
8
76
=
8
+
8
⋅
19
77
=
(
8
−
1
)
⋅
(
8
+
9
)
78
=
88
−
1
−
9
79
=
88
⋅
1
−
9
80
=
98
−
18
81
=
(
9
−
8
)
⋅
81
82
=
81
−
8
+
9
83
=
8
⋅
8
+
19
84
=
88
−
1
−
9
85
=
88
⋅
1
−
9
86
=
89
−
81
87
=
88
−
1
9
88
=
(
19
−
8
)
⋅
8
89
=
98
−
81
90
=
(
18
−
8
)
⋅
9
91
=
91
−
8
+
8
92
=
8
8
+
91
93
=
88
−
1
+
9
!
94
=
88
⋅
1
+
9
!
95
=
98
−
81
96
=
88
−
1
+
9
97
=
88
⋅
1
+
9
98
=
81
+
89
99
=
1
8
+
98
100
=
18
⋅
9
!
−
8