6678
1
=
68
−
67
2
=
8
−
(
7
−
6
6
)
3
=
87
−
6
−
6
4
=
7
−
6
8
−
6
5
=
(
8
−
6
)
⋅
6
−
7
6
=
6
⋅
7
+
6
8
7
=
78
6
−
6
8
=
76
−
68
9
=
66
+
7
+
8
10
=
86
−
76
11
=
6
+
6
+
7
−
8
12
=
78
−
66
13
=
78
6
⋅
6
14
=
76
+
8
6
15
=
87
−
6
+
6
16
=
6
6
+
7
+
8
17
=
66
−
7
8
18
=
676
−
8
19
=
86
−
67
20
=
(
8
−
6
)
⋅
7
+
6
21
=
87
−
66
22
=
6
!
6
8
+
7
23
=
6
!
8
−
67
24
=
8
!
76
−
6
25
=
(
6
+
6
−
7
)
8
26
=
68
−
6
⋅
7
27
=
6
+
6
+
7
+
8
28
=
76
−
6
⋅
8
29
=
6
8
−
6
−
7
30
=
(
6
+
7
−
8
)
⋅
6
31
=
67
−
6
8
32
=
6
6
+
8
7
33
=
6
!
−
687
34
=
676
+
8
35
=
6
⋅
6
+
7
−
8
36
=
6
6
+
8
7
37
=
6
⋅
6
−
7
+
8
38
=
76
8
−
6
39
=
?
40
=
(
6
+
6
−
7
)
⋅
8
41
=
6
⋅
6
⋅
8
−
7
42
=
6
!
−
678
43
=
6
8
−
6
+
7
44
=
86
−
6
⋅
7
45
=
7
!
6
!
6
−
8
46
=
?
47
=
6
⋅
8
+
6
−
7
48
=
768
−
6
!
49
=
(
8
−
6
6
)
⋅
7
50
=
6
⋅
6
⋅
7
+
8
51
=
66
−
7
−
8
52
=
7
!
−
(
6
!
+
6
!
)
−
8
53
=
67
−
6
−
8
54
=
87
−
6
⋅
6
55
=
68
−
6
−
7
56
=
(
6
−
6
+
7
)
⋅
8
57
=
76
⋅
6
8
58
=
66
−
8
!
7
!
59
=
(
66
−
7
)
8
60
=
7
!
(
6
+
8
)
⋅
6
61
=
6
⋅
8
+
6
+
7
62
=
76
−
6
−
8
63
=
7
!
86
−
6
64
=
(
6
6
+
7
)
⋅
8
65
=
66
+
7
−
8
66
=
786
−
6
!
67
=
66
−
7
+
8
68
=
(
7
−
6
)
⋅
68
69
=
67
−
6
+
8
70
=
(
6
+
7
)
⋅
6
−
8
71
=
(
8
−
6
)
6
+
7
72
=
78
−
6
⋅
6
73
=
86
−
6
−
7
74
=
76
+
6
−
8
75
=
87
−
6
−
6
76
=
76
8
−
6
77
=
78
−
6
6
78
=
76
−
6
+
8
79
=
6
6
+
78
80
=
6
!
87
−
6
81
=
66
+
7
+
8
82
=
(
76
+
6
)
8
83
=
6
⋅
6
!
8
−
7
84
=
6
⋅
6
+
78
85
=
86
+
6
−
7
86
=
(
7
−
6
)
⋅
86
87
=
86
−
6
+
7
88
=
6
6
+
87
89
=
(
6
+
6
)
⋅
8
−
7
90
=
76
+
6
+
8
91
=
(
6
+
8
)
⋅
6
+
7
92
=
(
6
+
6
)
⋅
7
+
8
93
=
6
⋅
6
+
87
94
=
6
!
−
6
7
−
8
95
=
?
96
=
(
7
+
8
)
⋅
6
+
6
97
=
6
⋅
6
!
8
+
7
98
=
686
7
99
=
86
+
6
+
7
100
=
?