diff -r f5eac04a00fe -r 333092b68926 day1/exercise/duplicate_marks.py
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/day1/exercise/duplicate_marks.py	Thu Oct 08 18:59:47 2009 +0530
@@ -0,0 +1,13 @@
+students = {
+    'Madhu': 12,
+    'Shantanu':45,
+    'Puneeth': 54,
+    'Vattam': 35,
+    'KD': 50,
+    }
+
+all_marks = students.values()
+unique_marks = set(all_marks)
+
+print "Number of Duplicate marks: ", len(all_marks) - len(unique_marks)
+print "Duplicate marks: ", set(all_marks - list(unique_marks))