Exit function

Question

how do we use exit function in cpp program

Answer 1

In larger codes it can be more efficient to just "exit right now" rather than potentially wasting time writing recovery code.

That's the case here (no point in doing anything but exit / they're big enough already):
Line 26: https://code.sololearn.com/cyt3z1m2z69Q/?ref=app
Line 97: https://code.sololearn.com/cpogCPP6rG33/?ref=app

Answer 2

thanks for your help