Please 🙏 help me

Question

https://code.sololearn.com/cx0MUM2EIR2Q/?ref=app

Answer 1

Here's your code fixed. But where is data.txt? Save that file in your device, and save your code in the same location and then try to compiler it using an offline compiler
https://code.sololearn.com/cMnX11nwd7Ev/?ref=app

Answer 2

Please tag Java rather than your name initials -> 'dk' ☝

Answer 3

File not found exception will be shown