1389
1
=
(
9
−
8
)
13
2
=
38
19
3
=
9
−
18
3
4
=
9
−
(
13
−
8
)
5
=
18
9
+
3
6
=
18
−
3
−
9
7
=
13
+
8
9
8
=
91
−
83
9
=
3
18
9
10
=
13
−
9
+
8
11
=
91
−
3
8
12
=
93
−
81
13
=
(
9
−
8
)
⋅
13
14
=
13
−
8
+
9
15
=
18
3
+
9
16
=
13
−
9
⋅
8
17
=
18
−
3
9
18
=
81
3
−
9
19
=
38
−
19
20
=
31
−
8
−
9
21
=
39
−
18
22
=
(
1
+
9
)
⋅
3
−
8
23
=
138
9
!
24
=
18
−
3
+
9
25
=
(
3
−
1
)
⋅
8
+
9
26
=
31
−
8
+
9
27
=
(
18
−
9
)
⋅
3
28
=
38
−
1
−
9
29
=
38
⋅
1
−
9
30
=
39
−
81
31
=
(
9
−
8
)
⋅
31
32
=
(
13
−
9
)
⋅
8
33
=
198
3
!
34
=
38
−
1
−
9
35
=
38
⋅
1
−
9
36
=
81
3
+
9
37
=
38
−
1
9
38
=
1
9
⋅
38
39
=
1
9
+
38
40
=
1
8
+
39
41
=
8
⋅
9
−
31
42
=
81
−
39
43
=
3
⋅
8
+
19
44
=
(
1
+
3
)
⋅
9
+
8
45
=
(
13
−
8
)
⋅
9
46
=
138
9
47
=
38
⋅
1
+
9
48
=
39
+
81
49
=
19
⋅
3
−
8
50
=
(
8
+
9
)
⋅
3
−
1
51
=
18
⋅
3
−
9
52
=
(
8
+
9
)
⋅
3
+
1
53
=
91
−
38
54
=
18
3
⋅
9
55
=
8
⋅
9
+
31
56
=
(
9
−
(
3
−
1
)
)
⋅
8
57
=
18
+
39
58
=
89
−
31
59
=
8
⋅
9
−
13
60
=
(
8
−
1
)
⋅
9
−
3
61
=
183
9
62
=
3
8
−
19
63
=
189
3
64
=
83
−
19
65
=
19
⋅
3
+
8
66
=
198
3
67
=
98
−
31
68
=
8
⋅
9
−
1
−
3
69
=
81
−
3
−
9
70
=
8
⋅
9
+
1
−
3
71
=
8
⋅
9
−
1
3
72
=
3
!
⋅
9
+
18
73
=
83
−
1
−
9
74
=
83
⋅
1
−
9
75
=
93
−
18
76
=
89
−
13
77
=
91
−
3
!
−
8
78
=
81
−
9
3
79
=
83
−
1
−
9
80
=
91
−
3
−
8
81
=
(
18
+
9
)
⋅
3
82
=
83
−
1
9
83
=
1
9
⋅
83
84
=
93
−
81
85
=
98
−
13
86
=
89
⋅
1
−
3
87
=
81
−
3
+
9
88
=
89
−
1
3
89
=
1
3
⋅
89
90
=
1
3
+
89
91
=
83
−
1
+
9
92
=
83
⋅
1
+
9
93
=
81
+
3
+
9
94
=
1
8
+
93
95
=
13
⋅
8
−
9
96
=
91
−
3
+
8
97
=
98
−
1
3
98
=
1
3
⋅
98
99
=
819
−
3
!
!
100
=
93
−
1
+
8