Hii sir my name is Saurabh priyadarshi from Kaimur Bihar please help me sir. I am in class 9 and I want to prepare for International Olympiad in informatics. I belongs to backwards area and here I can't learn competitive programing. Next year I want to participate in IOI.

These are My question 👉👉

1. How I can prepare for IOI for beginners.

2. Which books are required for CP.

3. From where I can learn CP.

4. Can you teach me DSA ?