diff --git a/src/代码注释/1.java b/src/代码注释/DateTimePicker.java
similarity index 100%
rename from src/代码注释/1.java
rename to src/代码注释/DateTimePicker.java
diff --git a/src/代码注释/3.java b/src/代码注释/NoteEditText.java
similarity index 100%
rename from src/代码注释/3.java
rename to src/代码注释/NoteEditText.java
diff --git a/src/代码注释/2.java b/src/代码注释/NotesPreferenceActivity.java
similarity index 100%
rename from src/代码注释/2.java
rename to src/代码注释/NotesPreferenceActivity.java