Write code to do the following: 1) Declare a stack that can hold integers. Name the stack intstack. 2) Add 10 into the stack. 3) Add 20 into the stack. 4) Add 30 into the stack. 5) Display "The stack now has x numbers." Use a stack method (function) to get the x. 6) Display all the values in the stack one by one. You can discard a number after you display it.