第 3500288 期
1 + 4 + 7 = 12
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| A | 15 + 30 + 39 + 44 + 55 + 68 | = 251 → 1 |
|---|---|---|
| B | 18 + 37 + 40 + 46 + 60 + 73 | = 274 → 4 |
| C | 24 + 38 + 41 + 47 + 62 + 75 | = 287 → 7 |