除法哈希算法是用每一个关键字去除以一个特定的,所得的就是该关键字的哈希值。
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假设哈希函数为h(x)=x mod 7,则数据9的哈希值为。
补充下列程序(除法哈希算法-开放定址法)size = 7elem = [None for i in ]count = sizedef hash(key):return key countdef insert_hash(key):address = hash(key)while :address = (address + 1) % countelem[address] =def search_hash(key):star = address = hash(key)while elem[address] key:address = (address + 1) % countif not or address star:return Falsereturn True
补充下列程序:size = 7elem = [[] for i in range(size)]count = sizedef hash(key):return key % countdef insert_hash(key):address = hash(key)elem[address].append(key)def search_hash(key):address = hash(key)while :for i in range():if == key:return Trueelse:return False
某食品加工企业为增值税一般纳税人,2021年4月支付某广告公司广告设计费,取得该广告公司(一般纳税人)开具的增值税专用发票,发票上注明金额为15万元。则该企业可抵扣的增值税进项税额____万元。