Hello Basak. Thanks for contacting Careers360 and we hope we will be able to answer your query.

Yes all is not lost if you don't qualify JEE Advanced. You have a chance if getting a good college depending on your JEE Mains ranks. 

We, at Careers360, have prepared this JEE Mains rank predictor just for students to check what rank they may get and estimate their chances of admissions in a college:

• https://engineering.careers360.com/jee-main-college-predictor?icn=jeemain-clgpd&ici=quick_links

Also, please see here:

• https://engineering.careers360.com/articles/jee-main-cutoff-for-top-nits

Hope this helps you and all the best!