第 3504581 期
5 + 1 + 1 + 4 + 7 = 18
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| 万 | 2 + 23 + 42 + 68 | = 135 → 5 |
|---|---|---|
| 千 | 15 + 24 + 48 + 74 | = 161 → 1 |
| 百 | 16 + 26 + 54 + 75 | = 171 → 1 |
| 十 | 19 + 31 + 57 + 77 | = 184 → 4 |
| 个 | 20 + 34 + 63 + 80 | = 197 → 7 |