1666
1
=
16
6
−
6
2
=
16
−
6
−
6
3
=
6
6
−
16
4
=
16
−
6
−
6
5
=
66
−
61
6
=
1
⋅
6
−
6
+
6
7
=
61
−
6
−
6
8
=
6
−
16
+
6
9
=
6
⋅
6
16
10
=
66
6
−
1
11
=
66
⋅
1
6
12
=
66
6
+
1
13
=
1
6
+
6
+
6
14
=
16
+
6
+
6
15
=
16
−
6
6
16
=
16
−
6
+
6
17
=
6
6
+
16
18
=
16
⋅
6
−
6
19
=
1
+
6
+
6
+
6
20
=
6
⋅
6
−
16
21
=
(
6
−
1
)
!
+
6
6
22
=
6
⋅
6
+
16
23
=
16
!
−
6
6
24
=
(
16
−
6
−
6
)
!
25
=
61
−
6
⋅
6
26
=
(
6
−
1
)
!
6
+
6
27
=
(
6
16
)
6
28
=
16
+
6
+
6
29
=
6
⋅
6
−
1
−
6
30
=
16
⋅
6
+
6
31
=
6
⋅
6
+
1
−
6
32
=
6
⋅
6
−
16
33
=
66
16
34
=
6
⋅
6
−
16
35
=
6
⋅
6
−
1
6
36
=
6
6
−
16
37
=
1
6
+
6
⋅
6
38
=
6
⋅
6
+
16
39
=
6
!
16
−
6
40
=
6
⋅
6
+
16
41
=
6
⋅
6
−
1
+
6
42
=
66
−
16
!
43
=
6
⋅
6
+
1
+
6
44
=
?
45
=
6
⋅
6
!
16
46
=
?
47
=
?
48
=
(
6
+
6
)
⋅
16
49
=
61
−
6
−
6
50
=
66
−
16
51
=
6
!
16
+
6
52
=
6
⋅
6
+
16
53
=
?
54
=
6
6
16
55
=
61
−
6
⋅
6
56
=
(
16
+
6
)
!
6
!
57
=
?
58
=
16
6
−
6
59
=
6
!
−
661
60
=
(
16
−
6
)
⋅
6
61
=
61
−
6
+
6
62
=
66
−
16
63
=
?
64
=
66
−
16
65
=
66
−
1
6
66
=
1
6
⋅
66
67
=
1
6
+
66
68
=
16
+
66
69
=
?
70
=
16
+
66
71
=
66
−
1
+
6
72
=
66
⋅
1
+
6
73
=
61
+
6
+
6
74
=
?
75
=
?
76
=
?
77
=
?
78
=
(
1
+
6
+
6
)
⋅
6
79
=
?
80
=
?
81
=
?
82
=
16
+
66
83
=
?
84
=
(
1
+
6
)
⋅
(
6
+
6
)
85
=
?
86
=
?
87
=
?
88
=
?
89
=
?
90
=
16
⋅
6
−
6
91
=
?
92
=
?
93
=
?
94
=
?
95
=
?
96
=
6
⋅
6
⋅
16
97
=
6
⋅
6
+
61
98
=
?
99
=
?
100
=
6
!
−
(
6
−
1
)
!
6