1177
1
=
17
17
2
=
7
−
(
7
−
(
1
+
1
)
)
3
=
7
−
(
11
−
7
)
4
=
11
−
7
⋅
7
5
=
7
−
11
−
7
6
=
7
−
1
17
7
=
77
11
8
=
1
17
+
7
9
=
17
−
1
−
7
10
=
11
−
7
7
11
=
11
−
7
+
7
12
=
7
7
+
11
13
=
7
−
1
⋅
1
+
7
14
=
11
−
7
⋅
7
15
=
1
⋅
1
+
7
+
7
16
=
17
−
1
7
17
=
17
⋅
17
18
=
1
7
+
17
19
=
?
20
=
?
21
=
(
1
+
1
)
⋅
7
+
7
22
=
?
23
=
17
−
1
+
7
24
=
17
⋅
1
+
7
25
=
11
+
7
+
7
26
=
?
27
=
?
28
=
(
11
−
7
)
⋅
7
29
=
7
!
7
−
1
+
1
30
=
?
31
=
(
11
−
7
)
!
+
7
32
=
?
33
=
?
34
=
17
+
17
35
=
(
7
−
(
1
+
1
)
)
⋅
7
36
=
(
7
−
1
)
⋅
(
7
−
1
)
37
=
?
38
=
7
⋅
7
−
11
39
=
?
40
=
?
41
=
(
7
−
1
)
⋅
7
−
1
42
=
(
7
−
1
⋅
1
)
⋅
7
43
=
(
7
−
1
)
⋅
7
+
1
44
=
?
45
=
?
46
=
?
47
=
7
⋅
7
−
1
−
1
48
=
(
7
⋅
7
−
1
)
⋅
1
49
=
7
11
−
7
50
=
1
⋅
7
⋅
7
+
1
51
=
7
⋅
7
+
1
+
1
52
=
?
53
=
?
54
=
71
−
17
55
=
(
1
+
7
)
⋅
7
−
1
56
=
(
1
⋅
1
+
7
)
⋅
7
57
=
(
1
+
7
)
⋅
7
+
1
58
=
?
59
=
?
60
=
7
⋅
7
+
11
61
=
?
62
=
?
63
=
71
−
1
−
7
64
=
71
⋅
1
−
7
65
=
71
+
1
−
7
66
=
77
−
11
67
=
?
68
=
?
69
=
?
70
=
11
⋅
7
−
7
71
=
71
⋅
71
72
=
1
7
+
71
73
=
?
74
=
?
75
=
77
−
1
−
1
76
=
(
77
−
1
)
⋅
1
77
=
71
−
1
+
7
78
=
71
⋅
1
+
7
79
=
71
+
1
+
7
80
=
?
81
=
?
82
=
?
83
=
?
84
=
11
⋅
7
+
7
85
=
?
86
=
?
87
=
?
88
=
11
+
77
89
=
?
90
=
(
7
−
1
)
!
1
+
7
91
=
?
92
=
?
93
=
?
94
=
?
95
=
?
96
=
?
97
=
?
98
=
(
1
+
1
)
⋅
7
⋅
7
99
=
?
100
=
?