Archiving a bunch of old stuff

oldstuff/algs4/extract-jars

@@ -0,0 +1,13 @@
+#!/bin/bash
+
+set -e
+set -x
+
+cd src/java
+set +e
+chmod 644 *.java *.class 2>/dev/null
+set -e
+jar xf ../../algs4.jar
+jar xf ../../stdlib.jar
+rm stdlib.jar
+chmod 444 *.java *.class