Add up to 20
Addition of two numbers with sum up to 20
1
+
2
5
+
9
8
+
3
2
+
4
3
+
2
3
+
13
4
+
13
1
+
18
11
+
6
9
+
4
16
+
3
10
+
2
5
+
4
5
+
13
7
+
3
3
+
4
3
+
13
11
+
9
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v0.32.0 (production)
