readme update

Author: subrat611

README.md

@@ -24,6 +24,10 @@ Don't just run your test cases through your mind, visualize them instead! 😉
 
   ![canvas-width](https://github.com/subrat611/leetcode-tree-visualizer/assets/77252075/50f839c2-ce94-4913-b7be-b8831358d9f7)
 
+### Calculate the coordinates for placing tree on screen
+
+![coordinates](https://github.com/subrat611/leetcode-tree-visualizer/assets/77252075/b8185588-79f5-4c16-a1cb-8bf7904e397d)
+
 ### 🔨 Technologies
 
 - `Vitejs` + `TypeScript`