_. 庆功宴
庆功宴
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Background
人类被k激光打的落花流水,并举旗投降。土拨鼠军队胜利凯旋。在庆功宴上,土拨鼠们玩起了"真逢7必过"。
Description
游戏规则:从1开始报数,如果自己将报的数,数字各位都不是7,直接报数字。反之,就说"过";"过"也算一个数字,后面的人继续报,因此就会出现好多人连续报"过"的情况。举个例子,从1报到17:1,2,3,4,5,6,过,8,9,10,11,12,13,14,15,16,过。土拨鼠们从1报到了n,他们想知道,在游戏过程中,大家到底说了多少个"过"。由于答案可能很大,你只需输出他对10007取模的结果。
Format
Input
一个数,n
Output
answer
Samples
17
2
100
19
1716
421
Limitation
非常好看
- Status
- Done
- Rule
- Ledo
- Problem
- 40
- Start at
- 2025-1-24 16:45
- End at
- 2025-4-18 0:45
- Duration
- 2000 hour(s)
- Host
- Partic.
- 17