70
+
27
=
3
+
18
=
31
+
7
=
12
+
8
=
23
+
16
=
1
+
53
=
15
+
66
=
19
+
39
=
65
+
26
=
13
+
50
=
24
+
39
=
42
+
19
=
7
+
0
=
38
+
3
=
27
+
67
=
1
+
6
=
2
+
11
=
1
+
0
=
11
+
36
=
80
+
1
=