第 3504418 期
4 + 7 + 7 + 3 + 9 = 30
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| 万 | 3 + 25 + 45 + 71 | = 144 → 4 |
|---|---|---|
| 千 | 9 + 31 + 55 + 72 | = 167 → 7 |
| 百 | 13 + 35 + 56 + 73 | = 177 → 7 |
| 十 | 15 + 37 + 67 + 74 | = 193 → 3 |
| 个 | 21 + 44 + 69 + 75 | = 209 → 9 |