import?java.io.*;
import?java.util.*;

public?class?Exercise17_01?{
??public?static?void?main（String[]?args）?throws?IOException?{
????try?（
??????Formatter?output?=
????????new?Formatter（new?FileOutputStream（“Exercise17_01.txt“?true））;
????）?{
??????for?（int?i?=?0;?i?????????output.format（“%d“?（int）（Math.random（）?*?100000））;
????}
??}
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件????????365??2019-07-04?20:00??chapter17\Exercise17_01.java

?????文件????????391??2019-07-04?20:00??chapter17\Exercise17_02.java

?????文件????????808??2019-07-04?20:00??chapter17\Exercise17_03.java

?????文件????????724??2019-07-04?20:00??chapter17\Exercise17_04.java

?????文件????????395??2019-07-04?20:00??chapter17\Exercise17_05.java

?????文件????????516??2019-07-04?20:00??chapter17\Exercise17_06.java

?????文件????????670??2019-07-04?20:00??chapter17\Exercise17_07.java

?????文件????????425??2019-07-04?20:00??chapter17\Exercise17_08.java

?????文件???????7178??2019-07-04?20:00??chapter17\Exercise17_09.java

?????文件???????1176??2019-07-04?20:00??chapter17\Exercise17_10.java

?????文件???????2897??2019-07-04?20:00??chapter17\Exercise17_11.java

?????文件????????987??2019-07-04?20:00??chapter17\Exercise17_12.java

?????文件???????2598??2019-07-04?20:00??chapter17\Exercise17_13.java

?????文件????????741??2019-07-04?20:00??chapter17\Exercise17_14.java

?????文件????????745??2019-07-04?20:00??chapter17\Exercise17_15.java

?????文件????????756??2019-07-04?20:00??chapter17\Exercise17_16.java

?????文件???????1382??2019-07-04?20:00??chapter17\Exercise17_17.java

?????文件????????735??2019-07-04?20:00??chapter17\Exercise17_18.java

?????文件???????1637??2019-07-04?20:00??chapter17\Exercise17_19.java

?????文件???????3546??2019-07-04?20:00??chapter17\Exercise17_20.java

?????文件???????5616??2019-07-04?20:00??chapter17\Exercise17_21.java

?????目錄??????????0??2019-07-04?20:00??chapter17

-----------?---------??----------?-----??----

????????????????34288????????????????????22