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What does return 0 mean?

Penelope Baker | 2023-05-05 14:09:51 | page views：1043
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Ava Gonzales

Studied at the University of Cape Town, Lives in Cape Town, South Africa.
In C and C++ programs the main function is of type int and therefore it should return an integer value. The return value of the main function is considered the "Exit Status" of the application. On most operating systems returning 0 is a success status like saying "The program worked fine".
2023-05-13 14:09:51
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Amelia Lewis

QuesHub.com delivers expert answers and knowledge to you.
In C and C++ programs the main function is of type int and therefore it should return an integer value. The return value of the main function is considered the "Exit Status" of the application. On most operating systems returning 0 is a success status like saying "The program worked fine".
Why do we use a 'return 0' at the end of a main function? - Quora
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