diff --git a/Lectures_my/EMPP/MC_examples/CLT/clt.py b/Lectures_my/EMPP/MC_examples/CLT/clt.py
new file mode 100644
index 0000000..bf24dbe
--- /dev/null
+++ b/Lectures_my/EMPP/MC_examples/CLT/clt.py
@@ -0,0 +1,31 @@
+from ROOT import  * 
+import sys
+
+def main(argv=sys.argv):  
+
+
+    pi=3.14159265359
+    c=TCanvas("c1", "c1", 800,600)
+ 
+    NTOYS=1000000
+    rand=TRandom(123)    
+
+    hists=[]
+
+    for i in range(1,13, 2):
+        hist=TH1D("hist", "hist", 400, 0, 10)
+        for j in range(0, NTOYS):
+            tmp=0.
+            for k in range(0,i):
+                tmp+=rand.Rndm()
+            hist.Fill(tmp)
+        hists.append(hist)
+
+    for i in range(0,len(hists)): 
+        if(i==0): hists[i].DrawNormalized()
+        else: hists[i].DrawNormalized("SAME")
+
+    c.SaveAs("clt.png")
+    c.SaveAs("clt.pdf")  
+if __name__ == "__main__":    
+    sys.exit(main())      
diff --git a/Lectures_my/EMPP/MC_examples/CLT/dupa.png b/Lectures_my/EMPP/MC_examples/CLT/dupa.png
deleted file mode 100644
index 70db5f7..0000000
--- a/Lectures_my/EMPP/MC_examples/CLT/dupa.png
+++ /dev/null
Binary files differ
diff --git a/Lectures_my/EMPP/MC_examples/CLT/ht.py b/Lectures_my/EMPP/MC_examples/CLT/ht.py
deleted file mode 100644
index bfa1be7..0000000
--- a/Lectures_my/EMPP/MC_examples/CLT/ht.py
+++ /dev/null
@@ -1,31 +0,0 @@
-from ROOT import  * 
-import sys
-
-def main(argv=sys.argv):  
-
-
-    pi=3.14159265359
-    c=TCanvas("c1", "c1", 800,600)
- 
-    NTOYS=1000000
-    rand=TRandom(123)    
-
-    hists=[]
-
-    for i in range(1,13, 2):
-        hist=TH1D("hist", "hist", 400, 0, 10)
-        for j in range(0, NTOYS):
-            tmp=0.
-            for k in range(0,i):
-                tmp+=rand.Rndm()
-            hist.Fill(tmp)
-        hists.append(hist)
-
-    for i in range(0,len(hists)): 
-        if(i==0): hists[i].DrawNormalized()
-        else: hists[i].DrawNormalized("SAME")
-
-    c.SaveAs("dupa.png")
-
-if __name__ == "__main__":    
-    sys.exit(main())      
diff --git a/Lectures_my/EMPP/MC_examples/CLT/ht.py~ b/Lectures_my/EMPP/MC_examples/CLT/ht.py~
deleted file mode 100644
index d9f4fdf..0000000
--- a/Lectures_my/EMPP/MC_examples/CLT/ht.py~
+++ /dev/null
@@ -1,31 +0,0 @@
-from ROOT import  * 
-import sys
-
-def main(argv=sys.argv):  
-
-
-    pi=3.14159265359
-    c=TCanvas("c1", "c1", 800,600)
- 
-    NTOYS=10000
-    rand=TRandom(123)    
-
-    hists=[]
-
-    for i in range(1,13, 2):
-        hist=TH1D("hist", "hist", 400, 0, 10)
-        for j in range(0, NTOYS):
-            tmp=0.
-            for k in range(0,i):
-                tmp+=rand.Rndm()
-            hist.Fill(tmp)
-        hists.append(hist)
-
-    for i in range(0,len(hists)): 
-        if(i==0): hists[i].DrawNormalized()
-        else: hists[i].DrawNormalized("SAME")
-
-    c.SaveAs("dupa.png")
-
-if __name__ == "__main__":    
-    sys.exit(main())