Question

How to find the smallest element in array with Scala

Answer 1

object O {
    def main(args: Array[String]): Unit = {
        var arr = Array(5, 7, 9.6482, 3.14, 8, 9.6481)
 
        var min = arr(0);
        for ( i <- 1 to (arr.length - 1) ) {
            if (arr(i) < min) min = arr(i);
        }
       
        println(min);
    }
}
 
 
 
 
/*
run:
 
3.14

*/

 

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Answer 2

object O {
    def main(args: Array[String]): Unit = {
        var arr = Array(5, 7, 9.6482, 3.14, 8, 9.6481)
 
        var min = arr.reduceLeft(_ min _)
       
        println(min);
    }
}
 
 
 
 
/*
run:
 
3.14

*/

 

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