3
+
29
=
34
+
21
=
25
+
20
=
2
+
4
=
24
+
63
=
5
+
68
=
73
+
0
=
57
+
42
=
3
+
5
=
35
+
1
=
59
+
1
=
18
+
21
=
4
+
2
=
1
+
12
=
8
+
39
=
7
+
5
=
1
+
17
=
6
+
30
=
10
+
49
=
38
+
9
=