19
+
73
=
59
+
34
=
28
+
68
=
3
+
0
=
8
+
4
=
4
+
1
=
14
+
21
=
9
+
5
=
2
+
3
=
15
+
8
=
45
+
3
=
90
+
3
=
20
+
14
=
11
+
76
=
22
+
9
=
59
+
31
=
33
+
29
=
9
+
47
=
16
+
6
=
6
+
1
=