File list (Check if you may need any files):
1舍入误差与数值稳定性
.....................\1
.....................\.\result.txt
.....................\.\Sum11.class
.....................\.\Sum11.java
.....................\.\Sum11.java.bak
.....................\3
.....................\.\Jifen13.class
.....................\.\Jifen13.java
.....................\.\Jifen13.java.bak
.....................\.\result.txt
.....................\4
.....................\.\result.txt
.....................\.\Sum14.class
.....................\.\Sum14.java
.....................\.\Sum14.java.bak