4557
1
=
47
5
−
5
2
=
45
5
−
7
3
=
57
−
54
4
=
7
−
45
5
5
=
55
4
+
7
6
=
(
57
−
54
)
!
7
=
54
−
5
7
8
=
55
−
47
9
=
4
!
−
75
5
10
=
45
−
5
⋅
7
11
=
75
5
−
4
12
=
57
−
45
13
=
57
−
5
4
14
=
54
−
5
+
7
15
=
5
+
7
4
⋅
5
16
=
45
5
+
7
17
=
57
⋅
5
+
4
18
=
4
⋅
5
+
5
−
7
19
=
74
−
55
20
=
75
+
5
4
21
=
75
−
54
22
=
47
−
5
⋅
5
23
=
47
−
5
!
5
24
=
55
−
4
!
−
7
25
=
745
−
5
!
26
=
57
−
5
4
27
=
54
7
−
5
28
=
57
−
4
!
−
5
29
=
5
7
−
5
+
4
30
=
75
−
45
31
=
55
+
7
4
32
=
57
−
5
4
33
=
45
−
5
−
7
34
=
5
⋅
7
+
4
−
5
35
=
75
−
5
4
36
=
5
⋅
5
+
4
+
7
37
=
47
−
5
−
5
38
=
55
−
4
!
+
7
39
=
75
5
+
4
!
40
=
75
+
5
4
41
=
55
−
4
⋅
7
42
=
54
−
5
−
7
43
=
45
+
5
−
7
44
=
55
−
4
−
7
45
=
45
7
−
5
46
=
47
−
5
5
47
=
45
−
5
+
7
48
=
5
5
+
47
49
=
74
−
5
⋅
5
50
=
55
+
4
−
7
51
=
5
!
−
74
+
5
52
=
54
+
5
−
7
53
=
(
5
+
7
)
⋅
4
+
5
54
=
54
7
−
5
55
=
75
−
4
⋅
5
56
=
54
−
5
+
7
57
=
45
+
5
+
7
58
=
55
−
4
+
7
59
=
5
!
−
54
−
7
60
=
75
⋅
4
5
61
=
(
7
−
4
)
!
+
55
62
=
55
4
+
7
63
=
45
5
⋅
7
64
=
74
−
5
−
5
65
=
455
7
66
=
54
+
5
+
7
67
=
5
!
−
(
57
−
4
)
68
=
5
!
−
45
−
7
69
=
4
⋅
7
+
55
70
=
75
4
−
5
71
=
5
!
5
+
47
72
=
5
⋅
5
+
47
73
=
74
−
5
5
74
=
74
−
5
+
5
75
=
5
5
+
74
76
=
75
−
4
+
5
77
=
4
⋅
5
+
57
78
=
5
!
−
(
47
−
5
)
79
=
5
⋅
5
+
74
80
=
5
⋅
7
+
45
81
=
(
5
+
5
−
7
)
4
82
=
5
!
−
45
+
7
83
=
4
⋅
7
+
55
84
=
74
+
5
+
5
85
=
4
⋅
5
+
75
86
=
55
+
4
!
+
7
87
=
5
!
4
+
57
88
=
(
4
!
−
5
)
⋅
5
−
7
89
=
5
⋅
7
+
54
90
=
(
7
−
5
)
⋅
45
91
=
?
92
=
5
⋅
5
!
−
4
⋅
7
93
=
4
⋅
5
⋅
5
−
7
94
=
75
+
4
!
−
5
95
=
475
5
96
=
(
55
−
7
)
⋅
4
97
=
5
!
−
(
4
⋅
7
−
5
)
98
=
5
!
5
+
74
99
=
5
⋅
5
+
74
100
=
5
4
+
75