100644 blob e2a4f92dc64f1a29b31f4e0ac0833b8d510d5273	Counter.java
100644 blob 904c3c3c05844c52b2a6d43f80d695de8a115459	DocumentTracer.java
100644 blob 56f9a7f036fcd4b807ee05849f55b6f5b0ea8c51	Writer.java
040000 tree c2b3ff4c9c9ab7c3f92ac715769d4af73c45faf3	helpers