added 2.3

diff --git a/loesung2-3.txt b/loesung2-3.txt
new file mode 100644 (file)
index 0000000..cf71a41
--- /dev/null
+++ b/loesung2-3.txt
@@ -0,0 +1,15 @@
+       S1      S2      S3      S4      S5
+-------------------------------------------
+S1     -       t       t       o       t
+-------------------------------------------
+S2     -       -       t,o     t,a     a
+-------------------------------------------
+S3     -       -       -       t,a     /
+-------------------------------------------
+S4     -       -       -       -       t,a
+-------------------------------------------
+
+t: true dependence
+a: anti dependence
+o: output dependence
+