6799
1
=
97
−
96
2
=
7
−
(
6
−
9
9
)
3
=
9
6
9
−
7
4
=
6
9
−
7
9
5
=
9
⋅
9
−
76
6
=
69
−
7
⋅
9
7
=
67
−
9
−
9
8
=
79
−
6
−
9
9
=
6
!
−
79
⋅
9
10
=
79
−
69
11
=
9
−
(
7
−
6
)
+
9
12
=
6
9
−
7
+
9
13
=
6
+
7
−
9
+
9
14
=
9
⋅
9
−
67
15
=
96
+
9
7
16
=
69
9
−
7
17
=
96
−
79
18
=
(
7
−
6
)
⋅
9
+
9
19
=
7
−
6
+
9
+
9
20
=
(
9
−
6
)
⋅
9
−
7
21
=
(
9
−
7
)
⋅
6
+
9
22
=
76
−
9
!
⋅
9
23
=
99
−
76
24
=
96
7
−
9
25
=
79
−
6
⋅
9
26
=
679
−
9
27
=
6
!
−
99
⋅
7
28
=
97
−
69
29
=
(
9
−
9
)
⋅
6
−
7
30
=
69
9
+
7
31
=
967
−
9
!
32
=
99
−
67
33
=
96
−
7
⋅
9
34
=
(
9
−
6
)
⋅
9
+
7
35
=
(
6
−
9
9
)
⋅
7
36
=
(
6
+
7
−
9
)
⋅
9
37
=
9
6
+
7
+
9
38
=
6
⋅
9
−
7
−
9
39
=
96
9
+
7
40
=
67
−
9
⋅
9
41
=
9
!
!
−
679
42
=
6
⋅
7
−
9
+
9
43
=
97
−
6
⋅
9
44
=
6
⋅
9
−
7
−
9
45
=
6
9
−
7
+
9
46
=
7
6
9
−
9
47
=
6
!
9
+
9
+
7
48
=
96
9
−
7
49
=
67
−
9
−
9
50
=
6
⋅
9
−
7
+
9
51
=
(
9
−
6
)
!
⋅
7
+
9
52
=
6
⋅
9
+
7
−
9
53
=
69
−
7
−
9
54
=
96
−
7
⋅
9
!
55
=
67
−
9
−
9
56
=
6
⋅
9
−
7
+
9
57
=
99
−
6
⋅
7
58
=
76
−
9
−
9
59
=
69
−
7
−
9
60
=
6
⋅
7
+
9
+
9
61
=
67
−
9
+
9
62
=
7
⋅
9
−
6
9
!
63
=
(
9
−
6
)
⋅
7
⋅
9
64
=
79
−
6
−
9
65
=
69
−
7
+
9
66
=
67
−
9
9
67
=
67
−
9
+
9
68
=
9
9
+
67
69
=
69
9
−
7
70
=
9
9
+
67
71
=
69
−
7
+
9
72
=
(
9
−
(
7
−
6
)
)
⋅
9
73
=
67
−
9
+
9
74
=
9
6
9
−
7
75
=
76
−
9
9
76
=
76
−
9
+
9
77
=
9
9
+
76
78
=
7
⋅
9
+
6
+
9
79
=
799
−
6
!
80
=
96
−
7
−
9
81
=
6
9
+
79
82
=
79
−
6
+
9
83
=
96
−
7
−
9
!
84
=
7
!
69
−
9
85
=
67
+
9
+
9
86
=
99
−
6
−
7
87
=
(
7
+
9
)
⋅
6
−
9
88
=
76
+
9
+
9
89
=
96
−
7
!
9
!
!
90
=
7
⋅
9
+
69
91
=
97
−
(
9
−
6
)
!
92
=
96
−
7
+
9
93
=
(
7
−
9
)
!
+
69
94
=
76
+
9
+
9
95
=
97
−
6
9
96
=
96
9
−
7
97
=
6
⋅
9
+
79
98
=
96
−
7
+
9
99
=
(
7
−
6
)
⋅
99
100
=
97
−
6
+
9