diff --git a/memorybase/another_mfile.mdem b/memorybase/another_mfile.mdem new file mode 100644 index 0000000..e69de29 diff --git a/memorybase/combinatorics.mdem b/memorybase/combinatorics.mdem new file mode 100644 index 0000000..e69de29 diff --git a/memorybase/graph_theory.mdem b/memorybase/graph_theory.mdem new file mode 100644 index 0000000..e69de29