CODE

import java.util.ArrayList;

public class WarmupRecursion {

public static String binaryString(int n) { return ""; }

Warm up 1: Print in Binary [20 points] Write the following recursive method public static String binarystring (int n) This method should return the binary representation of the non-negative decimal number n to as a String You can assume n will be non-negative (greater than or equal to 0). For example, calling binaryString(6) returns110" binaryString (12) returns "1100 binaryString(17) returns 10001