public static void main(String[] args) {
//Part1: using
three stacks
iQueue<Integer> main = new
ourLinkedList<Integer>();
for (int i = 0;
i<10; i++) {
int num = -15 + (int) (Math.random() * ((15 -
(-15)) + 1));
main.add(num);
}
System.out.println("main: " +main);
iQueue<Integer> Q1 = new
ourLinkedList<Integer>();
...