View difference between Paste ID: 9U3qqnyp and Vn5kfx3E

--- This program digs a 5 x 5 stairwell
+-- This program digs a 5 x 5 stairwell down to bedrock
--- down to bedrock
+
 -- Functions
-function cut(blocks)
+function cut(blocks)  -- this function is used to cut the initial run of five steps
   for z = 1, blocks do
-  turtle.dig()
+    turtle.dig()
-  turtle.forward()
+    turtle.forward()
     end
   end
-
+
 function cutStep()  -- this function cuts a 4 block high step
   for y = 1, (size - 1) do
-for a = 1, size do
+    turtle.dig()
     turtle.forward()
     turtle.digDown()
     turtle.digUp()
-    if (size - (a + 1)) > 0 then
+    turtle.up()
     turtle.digUp()
-      turtle.back()
+    turtle.down()
     turtle.down()
     end
   end
 
-turtle.turnRight()
+-- Main program control section
 
-for c = 1, (size - 1) do
+
-   turtle.dig()
+for a = 1, size do  -- Cut the initial steps
-   turtle.forward()
+
-   turtle.digUp()
+
-   turtle.up()
+
-   turtle.digUp()
+     if (size - (a + 1)) > 0 then
-   turtle.down()
+
-   turtle.digDown()
+        turtle.back()
-   turtle.down()
+
-   turtle.digDown()
+
-   turtle.down()
+
-   end
+
 for c = 2, 17 do  -- Cut subsequent courses of steps
   turtle.turnRight()
   cutStep()
   end