第 3504768 期
5 + 7 + 3 = 15
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| A | 7 + 27 + 42 + 49 + 62 + 68 | = 255 → 5 |
|---|---|---|
| B | 8 + 32 + 43 + 51 + 64 + 69 | = 267 → 7 |
| C | 20 + 36 + 46 + 53 + 67 + 71 | = 293 → 3 |