View difference between Paste ID: NHSgTk4T and sfduuEgw

 term.clear()
 term.setCursorPos(1,1)
 print("+-------------------------------------+")
 print("|  Please place fuel in the lower-    |")
 print("|  right slot.                        |")
 print("|  Place building materials in the    |")
 print("|  remaining slots.                   |")
 print("+-------------------------------------+")
 sleep(1)
 print("How big of a square do you want? ")
 
 sqrSize = read()
-  for i = 1, sqrSize do
+
 function plcColumn()
   for i = 1, sqrSize[1] do
     turtle.forward()
     turtle.placeDown()
   end
 end
 
 --Even Column Placement
 
 function aa()
     turtle.placeDown()
     plcColumn()
     turtle.turnLeft()
     turtle.forward()
     turtle.turnLeft()
 end
 
 --Odd Column Placement
 
 function ab()
     turtle.placeDown()
     plcColumn()
     turtle.turnRight()
     turtle.forward()
     turtle.turnRight()
 end
 
 if sqrSize %2 == 0 then
   isEven = true
 else
   isEven = false
 end
 
 --print(isEven)
-if isEven == true then
+
-  for i = 1, sqrSize/2 do
+
 
-    ab()
+function fltSqr()
   if isEven == true then
     for i = 1, sqrSize[1]/2 do
-  for i = 1, sqrSize/2 do
+      aa()
       ab()
-    ab()
+    end
   else
-  aa()
+    for i = 1, sqrSize[1]/2 do
-end
+      aa()
       ab()
     end
     aa()
   end
 end
 
 function bldWall()
   for i = 1,4 do
     plcColumn()
     turtle.turnLeft()