1.gradle 2/local.properties 3/.idea/workspace.xml 4/.idea/libraries 5.DS_Store 6/build 7*/build 8*/*/build 9*/*/*/build 10*/*/*/*/build 11/out 12.externalNativeBuild 13.idea 14*/out 15*/*/out 16third_party/*/build 17third_party/*/out 18.project 19.settings/ 20.classpath/ 21*/.classpath 22*/*/.classpath 23*/*/bin 24