2.5 - Quadratic time Complexity - Big O(n²) | Java | Tamil

0:26 Coding of Quadratic time complexity- Big O(n²)
2:15 What is Big O(n²) - Quadratic time complexity
2:23 Diagram of Big O(n²)
3:09 Difference between Big O(1), Big O(n) and Big O(n²) in terms of Operations for n elements