第 3506249 期
7 + 6 + 2 = 15
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| A | 9 + 20 + 36 + 40 + 61 + 71 | = 237 → 7 |
|---|---|---|
| B | 15 + 23 + 37 + 44 + 69 + 78 | = 266 → 6 |
| C | 18 + 28 + 38 + 49 + 70 + 79 | = 282 → 2 |