Printing K smallest elements of an Array

 import java.util.*;

public class SmallestKEle{

public static void main(String args[]){

Integer arr [] = new Integer[] {11,2,23,9,4,100,50,63};

Scanner sc = new Scanner(System.in);

System.out.println("Enter value of K");

int k = sc.nextInt();

Arrays.sort(arr);

for(int i=0; i<k; i++){

System.out.print(arr[i]+",");

}

}

}