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  • all of the houses on my street decided to purchase new numbers for their address from the same store to post on their fr

    all of the houses on my street decided to purchase new numbers for their address from the same store to post on their front doot.Assume that the addresses start with pecan st,2 pecan st,3 pecan st and do not skip any inteers.also,assume that the houses visit the hardware storein increasing order.if billiy bobb's hardwad only has 100 of each digit available,which house will be the first not to be able to purchase all of its necessart digits?
    第一個回答的財富值50分
    英語人氣:116 ℃時間:2020-02-05 10:41:37
    優(yōu)質(zhì)解答
    因為每個數(shù)字都只有100個,所以最快用完的肯定是數(shù)字1.所以只需要算第100個數(shù)字1用在什么地方就可以了.
    99運用“1”20次
    100~159運用“1”76次
    還剩下4個“1”只用制作門號160、161、162
    所以第一個無法完成的門號是163
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