第 3499338 期
4 + 2 + 7 = 13
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| A | 3 + 12 + 23 + 32 + 52 + 62 | = 184 → 4 |
|---|---|---|
| B | 10 + 13 + 24 + 37 + 53 + 65 | = 202 → 2 |
| C | 11 + 21 + 28 + 51 + 59 + 67 | = 237 → 7 |