第 3504741 期
1 + 3 + 7 = 11
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| A | 5 + 18 + 37 + 45 + 55 + 71 | = 231 → 1 |
|---|---|---|
| B | 15 + 22 + 42 + 50 + 60 + 74 | = 263 → 3 |
| C | 16 + 36 + 44 + 53 + 63 + 75 | = 287 → 7 |