第 3502468 期
7 + 4 + 9 = 20
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| A | 3 + 8 + 25 + 32 + 47 + 62 | = 177 → 7 |
|---|---|---|
| B | 4 + 9 + 27 + 35 + 49 + 70 | = 194 → 4 |
| C | 5 + 18 + 31 + 39 + 50 + 76 | = 219 → 9 |