摘要: package moviesimport org.apache.spark.rdd.RDDimport org.apache.spark.{SparkConf, SparkContext}object Movice { def main(args: Array[String]): Unit = { val cof = new SparkConf () .setAppName ... 阅读全文
posted @ 2019-06-24 17:35 又又IT 阅读(355) 评论(0) 推荐(0)
摘要: 条件:1.数组 2.有序(升序/降序) 一、最基本的二分查找 注意:查找条件 :low<=high(下边界<=上边界) 2.为了防止溢出:mid=low+(high-mid)/2 (或者mid=(high+low)/2)) 3.当array(mid)>target时 high=mid-1 当arra 阅读全文
posted @ 2019-06-24 16:28 又又IT 阅读(700) 评论(0) 推荐(0)