第 3503200 期
8 + 7 + 6 = 21
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| A | 13 + 22 + 31 + 41 + 50 + 71 | = 228 → 8 |
|---|---|---|
| B | 16 + 25 + 33 + 43 + 54 + 76 | = 247 → 7 |
| C | 21 + 30 + 40 + 49 + 58 + 78 | = 276 → 6 |