diff --git a/Challenges/challenge_1.md b/Challenges/challenge_1.md
index ca104e9bf..6883fe912 100644
--- a/Challenges/challenge_1.md
+++ b/Challenges/challenge_1.md
@@ -1,12 +1,11 @@
-## Welcome to Challenge 1
+# Welcome to Challenge 1
 
-Welcome to the first challenge! 
-We will start off with an easy task. 
+Welcome to the first challenge!
+We will start off with an easy task.
 
-Task: 
-Create a [new issue](https://github.com/scaleracademy/scaler-september-open-source-challenge/issues/new) on this repository with the following details to be added to the content of the issue: 
+Task:
+Create a [new issue](https://github.com/scaleracademy/scaler-september-open-source-challenge/issues/new) on this repository with the following details to be added to the content of the issue:
 
-```
 name: Add your name here
-github_user_name: add your github username here
-```
+
+GitHub_user_name: add your GitHub username here
\ No newline at end of file
diff --git a/challengers-list.md b/challengers-list.md
index 2fb6f60ea..42344f470 100644
--- a/challengers-list.md
+++ b/challengers-list.md
@@ -2,3 +2,4 @@
 1. [Mrinal](https://github.com/mrinal1224)
 2. [Shivay](https://github.com/shivaylamba)
 3. [Raghav](https://github.com/raghavdhingra)
+4. [Kishan](https://github.com/kishanrajput23)
\ No newline at end of file
diff --git a/contributors/kishanrajput23/digits_sum.py b/contributors/kishanrajput23/digits_sum.py
new file mode 100644
index 000000000..d1c80060d
--- /dev/null
+++ b/contributors/kishanrajput23/digits_sum.py
@@ -0,0 +1,5 @@
+n = input()
+total = 0
+for ele in n:
+    total += int(ele)
+print("Sum of digits of the number " + n + " is", total)
diff --git a/contributors/kishanrajput23/gist-solutions.md b/contributors/kishanrajput23/gist-solutions.md
new file mode 100644
index 000000000..36d83659c
--- /dev/null
+++ b/contributors/kishanrajput23/gist-solutions.md
@@ -0,0 +1,5 @@
+# Challenge 18 - 2 Gists
+
+- Task 1 : [Decorators in Python](https://gist.github.com/kishanrajput23/e273f3f43c5d14be10e6155ffcce2d78)
+
+- Task 2 : [Palindrome Program in Java](https://gist.github.com/kishanrajput23/b87c8f6081d51d9d24b9573420369024)
diff --git a/contributors/kishanrajput23/kishanrajput23.md b/contributors/kishanrajput23/kishanrajput23.md
new file mode 100644
index 000000000..fe2a1dd69
--- /dev/null
+++ b/contributors/kishanrajput23/kishanrajput23.md
@@ -0,0 +1,8 @@
+---
+name : Kishan Kumar Rai
+github_user_name : kishanrajput23
+url_of_github_issue : https://github.com/scaleracademy/scaler-september-open-source-challenge/issues/109
+your_favroite_programming_language: Python
+your_hosted_github_pages_link: https://kishanrajput23.github.io/Basic-Portfolio/
+your_hosted_github_pages_repository_link: https://github.com/kishanrajput23/Basic-Portfolio
+---