diff --git a/CSE16237_Ex02_04.py b/CSE16237_Ex02_04.py
new file mode 100644
index 0000000000000000000000000000000000000000..9754d5595e023acb4766ffade452dcbe1b663af1
--- /dev/null
+++ b/CSE16237_Ex02_04.py
@@ -0,0 +1,4 @@
+str=input("Enter string:")
+str1=str[1:]
+str1=str1.replace(str[0:1],'$')
+print(str[:1]+str1)