Update README.md

Author: Jinendra Jain

README.md

@@ -4,7 +4,7 @@ This repository includes all the practice problems and assignments.
 I made this repository for your help.
 If you're unable to view the patterns correctly in the Jupyter notebook, then double-click the markdown cell to enlarge. 
 
-<b>If there is any code in coding ninjas first remove that than use my code</b>
+<strong>If there is any code in coding ninjas first remove that than use my code</strong>
 
 Topics discussed are:-
 1) [Introduction to Python](https://github.com/JainMaster/Coding-Ninjas-Problem-Solving-Using-Python/tree/main/1.Introduction%20to%20Python)