added example

sorting/README.md

@@ -2,3 +2,13 @@
 
 You have *n* streams of sorted object, create a function that will merge them in a
 sorted steam.
+
+
+### example
+ 
+ The 3 bellow sorted streams 
+* `[1, 4, 6, 7, 7, 10, ...`
+* `[0,  5, 8, 10, ...`
+* `[5, 6, 10,...`
+
+Should output `[0, 1, 4, 5, 5, 6, 6, 7, 7, 8, 10, 10, 10, ...`