1379
1
=
1
37
−
9
2
=
3
⋅
7
−
19
3
=
9
−
(
13
−
7
)
4
=
19
−
7
3
5
=
17
−
3
−
9
6
=
(
9
−
(
13
−
7
)
)
!
7
=
73
−
9
−
1
8
=
73
−
1
9
9
=
19
−
3
−
7
10
=
3
⋅
9
−
17
11
=
13
+
7
−
9
12
=
37
−
1
9
13
=
13
9
−
7
14
=
17
−
9
3
15
=
13
−
7
+
9
16
=
91
7
+
3
17
=
13
+
7
−
9
18
=
37
−
19
19
=
(
7
−
3
!
)
⋅
19
20
=
9
3
+
17
21
=
7
−
3
+
19
22
=
39
−
17
23
=
17
−
3
+
9
24
=
(
17
−
9
)
⋅
3
25
=
(
3
−
1
)
⋅
9
+
7
26
=
(
9
−
7
)
⋅
13
27
=
37
−
1
−
9
28
=
(
13
−
9
)
⋅
7
29
=
13
+
7
+
9
30
=
1
⋅
3
⋅
7
+
9
31
=
39
−
1
−
7
32
=
71
−
39
33
=
31
−
7
+
9
34
=
7
⋅
9
+
13
35
=
31
+
7
−
9
36
=
(
19
−
7
)
⋅
3
37
=
1
9
⋅
37
38
=
1
9
+
37
39
=
1
7
⋅
39
40
=
3
⋅
7
+
19
41
=
31
+
7
+
9
42
=
17
⋅
3
−
9
43
=
(
7
−
3
)
!
+
19
44
=
3
⋅
9
+
17
45
=
37
−
1
+
9
46
=
37
⋅
1
+
9
47
=
31
+
7
+
9
48
=
79
−
31
49
=
7
13
−
9
50
=
7
⋅
9
−
13
51
=
17
⋅
9
3
52
=
(
7
−
9
)
⋅
13
53
=
(
9
−
1
)
⋅
7
−
3
54
=
73
−
19
55
=
79
−
(
1
+
3
)
!
56
=
17
+
39
57
=
(
7
−
1
)
⋅
9
+
3
58
=
7
3
−
1
+
9
59
=
71
−
3
−
9
60
=
17
⋅
3
+
9
61
=
3
!
⋅
7
+
19
62
=
(
9
−
7
)
⋅
31
63
=
73
−
1
−
9
64
=
19
⋅
3
+
7
65
=
71
+
3
−
9
66
=
79
−
13
67
=
91
−
(
7
−
3
)
!
68
=
71
−
9
3
69
=
73
−
1
−
9
70
=
91
−
3
⋅
7
71
=
791
−
3
!
!
72
=
73
−
1
9
73
=
1
9
⋅
73
74
=
9
3
+
71
75
=
79
−
1
−
3
76
=
93
−
17
77
=
71
−
3
+
9
78
=
(
17
+
9
)
⋅
3
79
=
1
3
⋅
79
80
=
1
3
+
79
81
=
73
−
1
+
9
82
=
13
⋅
7
−
9
83
=
71
+
3
+
9
84
=
97
−
13
85
=
93
−
1
−
7
86
=
93
⋅
1
−
7
87
=
91
+
3
−
7
88
=
13
⋅
7
−
9
89
=
91
−
7
−
3
90
=
91
+
3
!
−
7
91
=
(
19
−
3
!
)
⋅
7
92
=
13
+
79
93
=
1
7
⋅
93
94
=
7
⋅
9
+
31
95
=
91
−
3
+
7
96
=
97
−
1
3
97
=
1
3
⋅
97
98
=
3
⋅
9
+
71
99
=
93
−
1
+
7
100
=
13
⋅
7
+
9