Add lab session 1

Handed in on 24 Nov 2020.

Change-Id: I3e575d6a149be83142809ad2c41b3adca5212009
diff --git a/p1/data/m9_deriva.dat b/p1/data/m9_deriva.dat
new file mode 100644
index 0000000..25eef2b
--- /dev/null
+++ b/p1/data/m9_deriva.dat
@@ -0,0 +1,62 @@
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