import java.util.Stack;
public class stackexample {
public static void main(String agrs[])
{
Stack b=new Stack();
b.push(10);
b.push(20);
b.push(30);
b.push("Ritu");
System.out.println("elements are "+ b);
System.out.println("top element is "+ b.peek());
b.pop();
b.pop();
System.out.println("elements are "+ b);
System.out.println("top element is "+ b.peek());
}
}
output:
Let's see another Example:
import java.util.Stack;
/**
*
* @author heerababu
*/
public class Stack_example {
public static void main(String args[])
{
Stack s1= new Stack();
s1.push(10);
s1.push(12);
s1.push(11);
System.out.println(s1.peek());//11
System.out.println(s1);//[10, 12, 11]
s1.pop();
System.out.println(s1);//[10, 12]
}
}
output:
