Irrlicht Engine

I was afraid you could say to use classes ,i dont understand to good classes ,can someone show me a simple code how to use classes , or an example of enemy classes with some variables like health , armour , etc ?
Thanks

Hi
I'm working on my next game and i got a problem , i don't know how can i add enemy in my game with theirs own health and armour.
Someone can help me,show me the right way, the best way to add this or a simple code ?
Thanks.