Write a javascript program that emulates the ibm 1401 computer.
Include all html and preview button in grok
To start with just add the minimal features to support printing.

this means you need to understand how word marks work ( the , opcode )
also the move instructions ( the M opcode ) 
also the print instruction ( the opcode 2 ) and finally the halt opcode that is a dot ( . ) 

use this PDF to learn

https://bitsavers.org/pdf/ibm/1401/Programming_the_1401_1962.pdf

Use this code below as a example punch card to read ( the below example will print HELLO then halt the CPU )

,008015,022029,036037,041046M0452052.036HELLO