第 3505975 期
7 + 9 + 5 = 21
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| A | 8 + 14 + 33 + 40 + 55 + 67 | = 217 → 7 |
|---|---|---|
| B | 9 + 20 + 35 + 49 + 62 + 74 | = 249 → 9 |
| C | 13 + 21 + 39 + 50 + 63 + 79 | = 265 → 5 |