Update lab5 stuff

Signed-off-by: Junjie Mao <eternal.n08@gmail.com>
pirms 10 gadiem · 78c4a416e3
--- a/labdocs/lab5.pdf
+++ b/labdocs/lab5.pdf
--- a/lectures/lab5-intro-20131017.pdf
+++ b/lectures/lab5-intro-20131017.pdf