diff --git a/src/set.py b/src/set.py
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+++ b/src/set.py
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+# data-structure called "SET"
+"""
+SET is an unordered and unindened collection of elements enclosed with {}
+
+Duplicates are not allowed:
+"""
+
+# Example for SET
+
+# Set can be written in curly braces{}
+s1 = { 1, 'a', True, 2, "b", False}
+
+s1.add("Hello")
+
+s1
+
+# This is the basic example to update set element
+