Hello, M Poornima

Congratulations you have secured a good score but it will be difficult to tell that you will surely get a government college because cut off varies from year to year depending on difficulty level category home state etc

However 550+ is a good score for getting a government college and you have scored 577 you have a good chance of getting a government college

I'm providing you a link which can help you

https://medicine.careers360.com/neet-college-predictor

Hope this helps you if you have any queries you can add in comment section

Thank you