1378
1
=
(
8
−
7
)
13
2
=
8
−
(
13
−
7
)
3
=
13
+
8
7
4
=
7
−
18
3
!
5
=
18
−
3
!
−
7
6
=
78
13
7
=
3
⋅
8
−
17
8
=
81
−
73
9
=
73
−
1
8
10
=
13
+
87
11
=
7
−
(
1
+
3
)
+
8
12
=
83
−
71
13
=
(
8
−
7
)
⋅
13
14
=
13
−
7
+
8
15
=
17
+
3
!
−
8
16
=
31
−
7
−
8
17
=
18
+
3
!
−
7
18
=
(
7
−
3
!
)
⋅
18
19
=
37
−
18
20
=
81
3
−
7
21
=
38
−
17
22
=
17
−
3
+
8
23
=
8
3
+
17
24
=
3
!
⋅
7
−
18
25
=
7
⋅
8
−
31
26
=
78
⋅
1
3
27
=
(
17
−
8
)
⋅
3
28
=
781
+
3
29
=
37
⋅
1
−
8
30
=
31
+
7
−
8
31
=
(
8
−
7
)
⋅
31
32
=
31
−
7
+
8
33
=
71
−
38
34
=
81
3
+
7
35
=
(
13
−
8
)
⋅
7
36
=
37
−
1
8
37
=
1
8
⋅
37
38
=
1
8
+
37
39
=
3
⋅
7
+
18
40
=
37
+
81
41
=
3
⋅
8
+
17
42
=
18
3
⋅
7
43
=
7
⋅
8
−
13
44
=
81
−
37
45
=
37
⋅
1
+
8
46
=
37
+
81
47
=
78
−
31
48
=
(
13
−
7
)
⋅
8
49
=
(
8
−
3
)
!
−
71
50
=
(
1
⋅
3
)
!
⋅
7
+
8
51
=
(
7
−
1
)
⋅
8
+
3
52
=
(
8
−
1
)
⋅
7
+
3
53
=
1
⋅
7
⋅
8
−
3
54
=
(
17
−
8
)
⋅
3
!
55
=
17
+
38
56
=
87
−
31
57
=
71
−
3
!
−
8
58
=
7
⋅
8
−
1
+
3
59
=
17
⋅
3
+
8
60
=
71
−
3
−
8
61
=
18
⋅
3
+
7
62
=
7
8
+
13
63
=
87
−
(
1
+
3
)
!
64
=
73
−
81
65
=
78
−
13
66
=
83
−
17
67
=
73
−
81
!
68
=
81
−
3
!
−
7
69
=
7
⋅
8
+
13
70
=
73
−
81
71
=
81
−
3
−
7
72
=
(
7
−
3
)
⋅
18
73
=
1
8
⋅
73
74
=
87
−
13
75
=
(
17
+
8
)
⋅
3
76
=
71
−
3
+
8
77
=
78
−
1
3
78
=
1
3
⋅
78
79
=
1
3
+
78
80
=
73
−
1
+
8
81
=
73
⋅
1
+
8
82
=
73
+
81
83
=
13
⋅
7
−
8
84
=
1
7
+
83
85
=
(
8
−
3
)
⋅
17
86
=
87
−
1
3
87
=
7
⋅
8
+
31
88
=
1
3
+
87
89
=
83
−
1
+
7
90
=
83
⋅
1
+
7
91
=
13
+
78
92
=
87
−
1
+
3
!
93
=
87
⋅
1
+
3
!
94
=
17
⋅
3
!
−
8
95
=
3
⋅
8
+
71
96
=
(
81
+
7
)
⋅
3
!
97
=
13
⋅
8
−
7
98
=
3
8
+
17
99
=
13
⋅
7
+
8
100
=
13
+
87