28
+
2
=
47
+
10
=
8
+
35
=
32
+
0
=
39
+
20
=
11
+
44
=
68
+
21
=
1
+
49
=
52
+
36
=
33
+
55
=
15
+
74
=
6
+
11
=
20
+
0
=
26
+
7
=
2
+
32
=
1
+
7
=
26
+
29
=
25
+
64
=
28
+
7
=
41
+
9
=