package com.coding.basic;
public class StackTest {
private LinkedListTest list = new LinkedListTest();
public void push(Object o){
list.add(o);
}
public Object pop(){
Object obj = list.removeLast();
return obj;
}
public Object peek(){
Object obj = list.get(0);
return obj;
}
public boolean isEmpty(){
int size = list.size();
if(size==0){
return true;
}else{
return false;
}
}
public int size(){
int size = list.size();
return size;
}
}