第 3504690 期
3 + 8 + 9 = 20
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| A | 5 + 21 + 30 + 38 + 49 + 60 | = 203 → 3 |
|---|---|---|
| B | 12 + 22 + 34 + 47 + 50 + 63 | = 228 → 8 |
| C | 15 + 24 + 35 + 48 + 59 + 68 | = 249 → 9 |