File list (Check if you may need any files):
第一题\Course.class
......\Course.java
..二题\HomeWork\.classpath
......\........\.project
......\........\.settings\org.eclipse.jdt.core.prefs
......\........\src\keg\simple\mapreduce\Context.java
......\........\...\...\......\.........\Input.java
......\........\...\...\......\.........\Job.java
......\........\...\...\......\.........\KeyValueNode.java
......\........\...\...\......\.........\Mapper.java
......\........\...\...\......\.........\MapperThread.java
......\........\...\...\......\.........\Output.java
......\........\...\...\......\.........\Reader.java
......\........\...\...\......\.........\Reducer.java
......\........\...\...\......\.........\ReducerThread.java
......\........\...\...\......\.........\Storage.java
......\........\...\...\test\JobMapper.java
......\........\...\...\....\JobReducer.java
......\........\...\...\....\JobStart.java
......\........\...\...\simple\mapreduce
......\........\...\...\simple
......\........\...\...\test
......\........\...\keg
......\........\.settings
......\........\src
......\HomeWork
第一题
第二题
第四次作业.pdf