Add up to 20
Addition of two numbers with sum up to 20
11
+
4
4
+
6
1
+
2
8
+
12
1
+
1
16
+
3
11
+
2
6
+
5
2
+
2
3
+
5
2
+
6
7
+
5
6
+
5
4
+
8
1
+
12
7
+
5
1
+
1
1
+
1
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v0.32.0 (production)
