import java.util.Scanner;

public class StudyClass {
    public static void main (String[] args) {
        Scanner input = new Scanner(System.in);
        System.out.println("Please input the length of the array.");
        int num = input.nextInt();
        Constructor testInput = new Constructor(num);
        input.close();
    }
}
/**
 * Take scanner input and set that for the limit of the array length.
 * Then run a loop to print out the numbers that have been put into the array.
 */
public class Constructor {
    public Constructor (int testInput){
        //Int. the array
        final int LIMIT = testInput;
        int[] Test = new int[LIMIT];
        for(int loop = 0; loop<LIMIT; loop++){
            Test[loop] = loop;
        }
          for (int i=0; i<LIMIT; i++)
              System.out.print (Test[i] + "  ");
    }
}