第 3500509 期
4 + 4 + 7 = 15
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| A | 2 + 17 + 26 + 42 + 56 + 71 | = 214 → 4 |
|---|---|---|
| B | 8 + 18 + 36 + 48 + 62 + 72 | = 244 → 4 |
| C | 16 + 22 + 38 + 52 + 65 + 74 | = 267 → 7 |