第 3498539 期
2 + 6 + 7 = 15
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| A | 7 + 22 + 42 + 48 + 57 + 66 | = 242 → 2 |
|---|---|---|
| B | 20 + 26 + 45 + 50 + 58 + 67 | = 266 → 6 |
| C | 21 + 34 + 46 + 54 + 62 + 70 | = 287 → 7 |