第 3503156 期
1 + 2 + 4 = 7
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| A | 9 + 23 + 31 + 45 + 57 + 66 | = 231 → 1 |
|---|---|---|
| B | 10 + 25 + 40 + 46 + 60 + 71 | = 252 → 2 |
| C | 11 + 27 + 44 + 55 + 65 + 72 | = 274 → 4 |