diff --git a/.hash b/.hash
index be019cc..eb453ba 100644
--- a/.hash
+++ b/.hash
@@ -1,6 +1,6 @@
 ainotes.cls,4b2f613
 cognition-and-neuroscience,409ab70
-combinatorial-decision-making-and-optimization,a41293d
+combinatorial-decision-making-and-optimization,156827b
 deep-learning,44fbc43
 fundamentals-of-ai-and-kr/module1,1677e27
 fundamentals-of-ai-and-kr/module2,9622aab
diff --git a/combinatorial-decision-making-and-optimization/cdmo.pdf b/combinatorial-decision-making-and-optimization/cdmo.pdf
index 1cf2777..321cef6 100644
Binary files a/combinatorial-decision-making-and-optimization/cdmo.pdf and b/combinatorial-decision-making-and-optimization/cdmo.pdf differ