第 3503497 期
7 + 2 + 4 = 13
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| A | 8 + 20 + 28 + 41 + 58 + 72 | = 227 → 7 |
|---|---|---|
| B | 9 + 22 + 31 + 46 + 61 + 73 | = 242 → 2 |
| C | 19 + 24 + 39 + 57 + 69 + 76 | = 284 → 4 |