question: If there is an l sharped bar with no more than two l turns in the bar table.
#1 return bar  
#2 return #1 that is l sharped 
#3 return bar  table of #2 
#4 return l turns of #3 
#5 return number of  #4 for each  #2 
#6 return #2 where  #5 is at most two 
#7 return number of  #6 
#8 return if  #7 is at least one