fixing an issue with the example in lem-in

subjects/lem-in/audit/README.md

@@ -118,7 +118,17 @@ $ go run . example02.txt
 1-2
 3-2
 
-L1-3 L2-3 L3-3 L4-3 L5-3 L6-3 L7-3 L8-3 L9-3 L10-3 L11-3 L12-3 L13-3 L14-3 L15-3 L16-3 L17-3 L18-3 L19-3 L20-3
+L1- 3 L2- 1 
+L2- 2 L3- 3 L4- 1 
+L2- 3 L4- 2 L5- 3 L6- 1
+L4- 3 L6-2 L7- 3 L8- 1
+L6- 3 L8- 2 L9- 3 L10- 1
+L8- 3 L10-2 L11- 3 L12- 1
+L10- 3 L12- 2 L13- 3 L14- 1
+L12- 3 L14- 2 L15- 3 L16 -1
+L14-3 L16-2 L17- 3 L18-1
+L16-3 L18- 2 L19- 3
+L18-3 L20- 3
 $
 ```