题目加载中…
题目加载中…
选择了: Iines.flatMap(_.split"")).map(word=>(word,word.length()))).reduceukey(_+_).print()
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选择了: Iines.flatMap(_.split"")).flatap(word=>(word,1)).reduceBykey(_+_).print()
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选择了: Iines.flatMap(_.split"")).flatap(word=>(word,1)).groupByKey(_+_).print()
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选择了: Iines.flatMap(_.split"")).flatap(word=>(word,1)).reduceBykey(_+_).print()
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选择了: Iines.flatMap(_.split"")).flatap(word=>(word,1)).reduceBykey(_+_).print()
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