Method CustomStack

DesignAStackWithIncrements.java:7–13

(int maxSize)

    int size;
    int index;
    public CustomStack(int maxSize) {
        stack = new int[maxSize];
        operations = new int[maxSize];
        capacity = maxSize;
        size=0;
        index = -1;
    }
    
    public void push(int x) {
        if(isFull()){