A**u 发帖数: 2087 | 1 What are the missing numbers in this open set?
___, 6, 8, 9, 10, 12, 14, 15, 16, 18, 20, ____, ____
| c****u 发帖数: 3277 | 2 4 6 8 9 10 12 14 15 16 18 20 21 22
【在 A**u 的大作中提到】 : What are the missing numbers in this open set? : ___, 6, 8, 9, 10, 12, 14, 15, 16, 18, 20, ____, ____ :
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