Add up to 20
Addition of two numbers with sum up to 20
3
+
6
6
+
2
5
+
2
1
+
5
2
+
2
8
+
1
1
+
6
6
+
6
2
+
7
10
+
10
6
+
7
8
+
3
14
+
6
8
+
8
2
+
7
6
+
7
4
+
2
4
+
1
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v0.32.0 (production)