100644 blob d6e9f959e3fafa2aee3e6e6874eadbf784715b04	Logger.java
100644 blob 659bdbd4e4483241dc1fe4222a66b4b2ba093f50	Main.java
040000 tree 516564088b34cc80413836ba2e7b35eec17830c9	helper
040000 tree 0344c180eaf3aa8503eaa5233e13e5071ee01f28	impl