2447
1
=
7
−
24
4
2
=
42
7
−
4
3
=
42
4
7
4
=
24
+
4
7
5
=
47
−
42
6
=
44
−
2
7
7
=
24
−
4
!
+
7
8
=
24
7
−
4
9
=
72
4
+
4
10
=
42
7
+
4
11
=
27
−
4
⋅
4
12
=
(
27
−
4
!
)
⋅
4
13
=
24
4
+
7
14
=
42
7
−
4
15
=
44
2
−
7
16
=
72
4
−
4
17
=
44
−
27
18
=
74
−
2
4
19
=
27
−
4
−
4
20
=
72
4
+
4
21
=
24
+
4
−
7
22
=
72
4
+
4
23
=
47
−
24
24
=
42
⋅
4
7
25
=
7
4
−
24
26
=
27
−
4
4
27
=
24
−
4
+
7
28
=
72
−
44
29
=
44
2
+
7
30
=
44
−
2
⋅
7
31
=
42
−
4
−
7
32
=
74
−
42
33
=
74
2
−
4
34
=
(
24
−
7
)
⋅
4
35
=
24
+
4
+
7
36
=
(
42
7
)
4
37
=
74
⋅
2
4
38
=
4
⋅
7
+
24
39
=
42
+
4
−
7
40
=
72
4
+
4
41
=
47
−
2
−
4
42
=
24
4
⋅
7
43
=
4
⋅
4
+
27
44
=
72
−
4
!
−
4
45
=
42
−
4
+
7
46
=
(
27
−
4
)
⋅
4
47
=
27
−
4
+
4
!
48
=
(
7
−
4
)
!
+
42
49
=
44
−
2
+
7
50
=
74
−
24
51
=
42
+
4
+
7
52
=
4
⋅
7
+
24
53
=
42
+
4
+
7
54
=
27
⋅
4
4
55
=
2
⋅
4
+
47
56
=
72
−
4
⋅
4
57
=
2
4
⋅
4
−
7
58
=
2
⋅
7
+
44
59
=
42
+
4
!
−
7
60
=
(
2
⋅
4
+
7
)
⋅
4
61
=
74
2
+
4
!
62
=
(
24
+
7
)
⋅
4
63
=
2
4
+
47
64
=
72
−
4
−
4
65
=
7
2
+
4
⋅
4
66
=
74
−
2
⋅
4
67
=
2
4
!
−
4
+
7
68
=
(
24
−
7
)
⋅
4
69
=
4
⋅
4
!
−
27
70
=
4
⋅
7
+
42
71
=
24
+
47
72
=
(
7
−
4
)
⋅
24
73
=
4
4
+
72
74
=
(
44
−
7
)
⋅
2
75
=
2
4
+
74
76
=
74
−
2
+
4
77
=
42
⋅
4
−
7
78
=
72
+
4
+
4
79
=
(
7
−
4
)
4
−
2
80
=
72
+
4
+
4
81
=
44
⋅
2
−
7
82
=
2
⋅
4
+
74
83
=
(
7
−
4
)
4
+
2
84
=
2
7
−
44
85
=
2
+
7
4
+
4
86
=
(
47
−
4
)
⋅
2
87
=
4
⋅
4
!
−
2
−
7
88
=
4
⋅
4
+
72
89
=
42
+
47
90
=
47
⋅
2
−
4
91
=
42
⋅
4
+
7
92
=
(
27
−
4
)
⋅
4
93
=
7
2
+
44
94
=
47
⋅
4
2
95
=
44
⋅
2
+
7
96
=
47
⋅
2
+
4
97
=
(
2
+
4
!
)
⋅
4
−
7
98
=
24
+
74
99
=
2
+
7
+
4
⋅
4
!
100
=
(
27
−
4
)
⋅
4