question: If some of the dingoes are howling.
#1 return dingoes 
#2 return #1 that are howling 
#3 return number of  #1 
#4 return number of  #2 
#5 return difference of #3 and #4 
#6 return number of  #5 
#7 return if  #4 is at least one 
#8 return if  #6 is at least one 
#9 return if  both  #7 and #8 are true