1447
1
=
17
4
−
4
2
=
4
−
14
7
3
=
441
7
4
=
14
⋅
4
7
5
=
144
−
7
6
=
47
−
41
7
=
14
⋅
4
−
7
8
=
14
⋅
4
7
9
=
17
−
4
−
4
10
=
41
−
4
!
−
7
11
=
14
+
4
−
7
12
=
41
+
7
4
13
=
41
−
4
⋅
7
14
=
441
−
7
15
=
17
−
4
+
4
16
=
(
14
7
)
4
17
=
14
−
4
+
7
18
=
4
4
+
17
19
=
144
+
7
20
=
(
7
−
4
)
!
+
14
21
=
417
+
4
!
22
=
4
!
−
14
7
23
=
14
+
4
+
7
24
=
41
−
4
!
+
7
25
=
14
+
4
+
7
26
=
14
7
+
4
!
27
=
44
−
17
28
=
441
+
7
29
=
1
4
+
4
⋅
7
30
=
41
−
4
−
7
31
=
14
+
4
!
−
7
32
=
41
−
4
−
7
33
=
47
−
14
34
=
17
⋅
4
4
35
=
7
!
144
36
=
44
−
1
−
7
37
=
44
⋅
1
−
7
38
=
41
+
4
−
7
39
=
(
1
+
4
)
⋅
7
+
4
40
=
(
4
−
1
+
7
)
⋅
4
41
=
47
−
(
4
−
1
)
!
42
=
(
7
−
4
)
⋅
14
43
=
44
−
1
7
44
=
41
−
4
+
7
45
=
1
7
+
44
46
=
47
−
1
4
47
=
1
4
⋅
47
48
=
1
4
+
47
49
=
14
⋅
4
−
7
50
=
44
−
1
+
7
51
=
44
⋅
1
+
7
52
=
(
17
−
4
)
⋅
4
53
=
(
4
−
1
)
!
+
47
54
=
(
4
⋅
7
−
1
)
⋅
4
55
=
71
−
4
⋅
4
56
=
(
1
⋅
4
+
4
)
⋅
7
57
=
4
4
−
1
−
7
58
=
41
+
4
!
−
7
59
=
71
−
4
!
4
60
=
74
−
14
61
=
14
+
47
62
=
(
(
1
⋅
4
)
!
+
7
)
⋅
4
63
=
441
7
64
=
17
⋅
4
−
4
65
=
71
−
4
−
4
66
=
17
⋅
4
−
4
67
=
71
−
4
⋅
4
68
=
4
⋅
4
⋅
17
69
=
4
⋅
7
+
41
70
=
(
14
−
4
)
⋅
7
71
=
71
−
4
+
4
72
=
17
⋅
4
+
4
73
=
74
−
1
4
74
=
1
4
⋅
74
75
=
1
4
+
74
76
=
(
17
+
4
)
⋅
4
77
=
74
−
1
+
4
78
=
74
⋅
1
+
4
79
=
71
+
4
+
4
80
=
(
4
−
1
)
!
+
74
81
=
(
7
−
1
⋅
4
)
4
82
=
(
7
−
4
)
4
+
1
83
=
4
!
4
+
71
84
=
144
⋅
7
85
=
(
4
!
−
1
)
⋅
4
−
7
86
=
7
4
!
+
1
4
87
=
174
4
88
=
14
+
74
89
=
41
⋅
4
+
7
90
=
7
!
14
⋅
4
91
=
71
−
4
+
4
!
92
=
17
⋅
4
+
4
!
93
=
47
⋅
4
−
1
94
=
14
⋅
7
−
4
95
=
47
⋅
4
+
1
96
=
14
⋅
7
−
4
97
=
74
−
1
+
4
!
98
=
74
⋅
1
+
4
!
99
=
71
+
4
+
4
!
100
=
14
⋅
7
+
4