If its oK for everyone to see it, this is much easier and worked great for me:
https://forum.vassalengine.org/t/number-of-pieces-left-in-a-deck/3776/1
If its oK for everyone to see it, this is much easier and worked great for me:
https://forum.vassalengine.org/t/number-of-pieces-left-in-a-deck/3776/1