diff --git a/python basics/swapnum.py b/python basics/swapnum.py
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+++ b/python basics/swapnum.py	
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+"""This program swaps the numbers that are stored in the variables a and b which are provided by the user at runtime"""
+
+#Take two variables a and b and ask for user input
+a=int(input("Enter a"))
+
+b=int(input("Enter b"))
+#Print the current values of variables
+
+print("a=",a," b=",b)
+
+#Swap the numbers
+#t is used as a temporary storage variable
+t=a
+a=b
+b=t
+#Print the updated values of variables
+
+print("a=",a," b=",b)