Answer:
import java.util.Scanner;
import java.lang.Math;
class Main {
public static void main(String[] args) {
int length = 0;
boolean lengthCheck = true;
Scanner scan = new Scanner(System.in);
while (lengthCheck == true)
{
System.out.println("Enter an array length (must be 10 or greater):");
length = scan.nextInt();
if (length >= 10)
{
lengthCheck = false;
}
}
int[] firstArray = new int[length];
int[] secondArray = new int[length];
System.out.print("\nFirst Array: ");
for (int i = 0; i < length; i++)
{
firstArray[i] = (int) (Math.random() * 100) + 1;
System.out.print(firstArray[i] + " ");
}
System.out.print("\n\nSecond Array: ");
for (int i = 0; i < length; i++)
{
secondArray[i] = (int) (Math.random() * 100) + 1;
System.out.print(secondArray[i] + " ");
}
System.out.println("\n");
boolean[] isAdded = new boolean[100];
int[] merge = new int[(firstArray.length + secondArray.length)];
int j=0;
for (int i = 0; i < length; i++)
{
if(!isAdded[firstArray[i] - 1]) {
merge[j] = firstArray[i];
j++;
isAdded[firstArray[i] - 1] = true;
}
if(!isAdded[secondArray[i] - 1]) {
merge[j] = secondArray[i];
j++;
isAdded[secondArray[i] - 1] = true;
}
}
System.out.print("Merged Array: ");
for (int i = 0; i < 2*length && merge[i] != 0; i++)
{
System.out.print(merge[i] + " ");
}
System.out.println("\n");
}
}