3777
1
=
37
7
−
7
2
=
77
−
73
3
=
7
−
(
7
7
+
3
)
4
=
77
−
73
5
=
77
7
−
3
!
6
=
37
−
7
7
7
=
(
7
−
7
)
⋅
3
+
7
8
=
77
7
−
3
9
=
77
−
3
+
7
10
=
7
−
(
7
−
3
)
+
7
11
=
7
7
+
3
+
7
12
=
7
⋅
7
−
37
13
=
(
7
−
(
7
−
3
)
)
!
+
7
14
=
77
7
+
3
15
=
7
−
3
!
+
7
+
7
16
=
7
−
3
+
7
+
7
17
=
77
7
+
3
!
18
=
7
−
3
+
7
+
7
19
=
?
20
=
3
⋅
7
−
7
7
21
=
(
7
−
(
7
−
3
)
)
⋅
7
22
=
3
⋅
7
+
7
7
23
=
37
−
7
−
7
24
=
(
77
−
73
)
!
25
=
(
7
−
3
)
!
+
7
7
26
=
?
27
=
3
!
+
7
+
7
+
7
28
=
77
+
7
3
29
=
7
!
3
!
+
7
7
30
=
37
−
7
⋅
7
31
=
(
7
7
+
3
)
!
+
7
32
=
?
33
=
77
⋅
3
7
34
=
?
35
=
77
−
3
!
⋅
7
36
=
37
−
7
7
37
=
37
−
7
+
7
38
=
7
7
+
37
39
=
7
⋅
7
−
3
−
7
40
=
77
−
37
41
=
3
!
⋅
7
−
7
7
42
=
7
3
7
−
7
43
=
3
!
⋅
7
+
7
7
44
=
7
⋅
7
+
37
45
=
7
⋅
7
+
3
−
7
46
=
7
⋅
7
⋅
7
−
3
47
=
7
⋅
7
−
7
−
3
48
=
7
3
−
7
7
49
=
7
3
−
7
7
50
=
7
3
+
7
7
51
=
37
+
7
+
7
52
=
7
⋅
7
⋅
7
+
3
53
=
77
−
(
7
−
3
)
!
54
=
?
55
=
7
⋅
7
⋅
7
+
3
!
56
=
77
−
3
⋅
7
57
=
777
−
3
!
!
58
=
?
59
=
73
−
7
−
7
60
=
7
!
(
7
+
7
)
⋅
3
!
61
=
?
62
=
7
⋅
7
+
3
!
+
7
63
=
7
!
73
+
7
64
=
77
−
3
!
−
7
65
=
7
7
+
7
!
−
3
!
66
=
73
−
7
⋅
7
67
=
77
−
3
−
7
68
=
7
7
+
7
!
−
3
69
=
?
70
=
3
⋅
7
+
7
⋅
7
71
=
3
7
−
7
+
7
!
72
=
73
−
7
7
73
=
73
−
7
+
7
74
=
7
7
+
73
75
=
77
−
7
−
3
76
=
77
+
3
!
−
7
77
=
(
7
−
3
!
)
⋅
77
78
=
77
−
3
!
+
7
79
=
7
−
3
+
77
80
=
7
⋅
7
+
73
81
=
77
−
3
+
7
82
=
?
83
=
?
84
=
(
3
!
+
7
)
⋅
7
−
7
85
=
?
86
=
7
⋅
7
+
37
87
=
73
+
7
+
7
88
=
?
89
=
?
90
=
77
+
3
!
+
7
91
=
(
7
+
7
)
⋅
3
!
+
7
92
=
(
7
+
7
)
⋅
7
−
3
!
93
=
?
94
=
?
95
=
(
7
+
7
)
⋅
7
−
3
96
=
?
97
=
?
98
=
3
⋅
7
+
77
99
=
?
100
=
?