19
+
11
=
55
+
25
=
10
+
10
=
31
+
0
=
18
+
36
=
22
+
72
=
8
+
68
=
21
+
0
=
37
+
19
=
3
+
53
=
19
+
5
=
5
+
4
=
26
+
29
=
16
+
79
=
24
+
10
=
13
+
48
=
88
+
4
=
26
+
63
=
7
+
49
=
7
+
1
=