Part A) 
12 minute AMRAP 
10-20-30-40-50 
Air squats
DB front rack step back lunges 

Part B ) 
12 minute AMRAP 
10-20-30-40-50 
Push ups 
5-10-15-20-25-30 
Pull ups 
Or 
10-20-30-40-50
Renegade rows