第 3499760 期
1 + 4 + 7 = 12
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| A | 2 + 12 + 23 + 35 + 42 + 57 | = 171 → 1 |
|---|---|---|
| B | 4 + 15 + 27 + 38 + 51 + 59 | = 194 → 4 |
| C | 5 + 18 + 29 + 40 + 55 + 70 | = 217 → 7 |