Help❗ Help me with my cd key!

So i reinstalled windows and lost my cd key... And i want to play DayZ.
So, can some nice guy send me new cd key
If you want help me out add me in skype: markka17

Oh and my cd key didn't get stolen i just can't find it.

Thank you for reading

Well first of all i dont think its allowed to beg. And if you want to retrive your key then just ask the guy you bought it from? He cant check the skype logs? and if you bought it via a autobuy witch im thinking you didnt you could check your email.

reinstall battle eye and arma 2 oa and ill will give steam key back