Update counter example.
Update counter example.

coolwuxing/DynamicS4,xing5/DynamicS4,xing5/DynamicS4,coolwuxing/DynamicS4,fogbeam/S4,fogbeam/S4,apache/incubator-s4,xing5/DynamicS4,apache/incubator-s4,apache/incubator-s4,apache/incubator-s4,coolwuxing/DynamicS4,xing5/DynamicS4