6667
1
=
67
−
66
2
=
66
6
−
7
3
=
6
+
6
6
+
7
4
=
66
6
−
7
5
=
7
−
6
+
6
6
6
=
7
−
6
6
−
6
7
=
(
6
−
6
)
⋅
6
+
7
8
=
76
−
6
−
6
9
=
6
+
6
6
+
7
10
=
76
−
66
11
=
6
+
6
+
6
−
7
12
=
6
−
6
6
+
7
13
=
6
−
6
+
6
+
7
14
=
6
+
6
6
⋅
7
15
=
6
!
6
⋅
7
+
6
16
=
?
17
=
6
!
−
6
6
7
18
=
66
6
+
7
19
=
6
⋅
6
+
6
+
7
20
=
676
−
6
21
=
7
!
6
!
+
6
!
6
22
=
?
23
=
6
⋅
6
−
6
−
7
24
=
66
−
6
⋅
7
25
=
6
+
6
+
6
+
7
26
=
?
27
=
6
!
6
⋅
6
+
7
28
=
?
29
=
6
⋅
6
⋅
6
−
7
30
=
(
6
+
6
−
7
)
⋅
6
31
=
67
−
6
⋅
6
32
=
676
+
6
33
=
?
34
=
6
6
−
7
!
6
35
=
(
6
−
6
6
)
⋅
7
36
=
(
7
−
6
6
)
⋅
6
37
=
6
⋅
6
−
6
+
7
38
=
?
39
=
?
40
=
76
−
6
⋅
6
41
=
6
⋅
7
−
6
6
42
=
(
6
−
6
+
6
)
⋅
7
43
=
6
6
+
6
⋅
7
44
=
6
!
−
676
45
=
?
46
=
766
−
6
!
47
=
?
48
=
(
6
6
+
7
)
⋅
6
49
=
7
6
+
6
6
50
=
?
51
=
?
52
=
?
53
=
6
!
−
667
54
=
6
⋅
7
+
6
+
6
55
=
67
−
6
−
6
56
=
(
6
6
+
7
)
!
6
!
57
=
?
58
=
?
59
=
66
−
7
!
6
!
60
=
(
6
+
6
−
7
)
⋅
6
!
61
=
67
−
6
⋅
6
62
=
?
63
=
?
64
=
76
−
6
−
6
65
=
66
+
6
−
7
66
=
(
7
−
6
)
⋅
66
67
=
66
−
6
+
7
68
=
6
6
+
67
69
=
?
70
=
7
!
66
+
6
71
=
6
6
−
6
+
7
!
72
=
(
6
+
7
)
⋅
6
−
6
73
=
6
⋅
6
+
67
74
=
?
75
=
76
−
6
6
76
=
76
−
6
+
6
77
=
66
6
⋅
7
78
=
(
6
+
6
)
⋅
7
−
6
79
=
66
+
6
+
7
80
=
?
81
=
?
82
=
6
⋅
6
+
76
83
=
?
84
=
7
!
66
−
6
85
=
?
86
=
?
87
=
?
88
=
76
+
6
+
6
89
=
?
90
=
(
6
+
6
)
⋅
7
+
6
91
=
?
92
=
?
93
=
?
94
=
?
95
=
?
96
=
6
!
−
6
7
−
6
97
=
?
98
=
?
99
=
?
100
=
?