第 3498675 期
4 + 5 + 6 = 15
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| A | 3 + 15 + 25 + 40 + 56 + 65 | = 204 → 4 |
|---|---|---|
| B | 4 + 16 + 28 + 47 + 63 + 67 | = 225 → 5 |
| C | 9 + 22 + 37 + 54 + 64 + 70 | = 256 → 6 |