/cws/
drwxr-xr-x [up]
-rw-r--r-- 2016-11-08 10:31 +0000 101784 cw01.pdf
-rw-r--r-- 2016-11-08 10:31 +0000 6352 cw01.tex
-rw-r--r-- 2016-11-08 10:31 +0000 25594 cw02.pdf
-rw-r--r-- 2016-11-08 10:31 +0000 3851 cw02.tex
-rw-r--r-- 2016-11-08 10:31 +0000 96498 cw03.pdf
-rw-r--r-- 2016-11-08 10:31 +0000 8008 cw03.tex