What is the function of \n?

Question

what is the function of \n in This program
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https://code.sololearn.com/cLjIpcIbZ2W5/?ref=app

Answer 1

\n is used for new line, you can use println too

Answer 2

\ also let's u have things that u can't have normally in strings
suppose to print

Hi \ we ll need "Hi \\"
"hi" we ll need. "\"hi\""

so it's also used to escape stuffs that we normally can't use inside string,

Answer 3

new line