As we all know that ZCO was on 19th and ZIO was on 5th of december. Now one thing we all are waiting for is INOI 2022. In recent notification, IARCS has stated that syllabus of INOI is expanded and number of questions will be 3 instead of 2. How should one prepare for INOI 2022. APPROX how many problems one should solve. Level of problems one should attempt. And any extra tips for upcoming INOI 2022.