//Complete the implementation of the ArrayStack class presented in this chapter.
// Specifically, complete the implementations of the peak, isEmpty, size, and toString methods.

//Please fix this so it compiles correctly and tell me what is going wrong!!

import java.io.*;
class ArrayStack
{
int top;
int size;
int max;
int array[]=new int array[];//THIS IS MESSED UP
  
ArrayStack(int t,int max)
{
top=t;
size=t;
array = new int[max];
}
  
boolean isEmpty()
{
if(top==-1)
return true;
else
return false;
}
  
int size()
{
return size;
}
  
int peak()
{
return max;
}
  
public String toString() //NEED HELP WITH i
{
String a="";
for(i=top;i<=size;i++)
{
int val=this.arr[i];
a=a+val;
}
return a;   
}
  
public static void main(String args[])throws IOException
{
ArrayStack b=new ArrayStack(1,10);
boolean empty = b.isEmpty();
if(empty==true)
System.out.println("THIS IS STACK IS EMPTY");
else
System.out.println("THIS STACK IS NOT EMPTY");
  
int current=b.size();
System.out.println("CURRENT SIZE: " + current);
  
int max=b.peak();
System.out.println("PEAK SIZE: " + max);
  
String s=ob.toString();
System.out.println("FINAL STRING: " + a);
  
}
}