第 3505520 期
9 + 6 + 5 = 20
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| A | 22 + 31 + 40 + 51 + 61 + 74 | = 279 → 9 |
|---|---|---|
| B | 25 + 36 + 41 + 55 + 64 + 75 | = 296 → 6 |
| C | 29 + 39 + 46 + 57 + 68 + 76 | = 315 → 5 |