How does the output comes as 8 in this code

Question

Doubt in output
https://code.sololearn.com/cqt5AU0c8bnm/?ref=app

Answer 1

This is because numeric constants beginning with a 0 are interpreted as octals numbers ( base 8 ) which when converted to decimal (base 10) (via the format specifier "%d") yields 8 as answer

Answer 2

https://www.codeproject.com/Questions/997556/Why-are-the-outputs-different-in-C#:~:text=you%20are%20setting%20the%20variable,for%20the%20decimal%20value%208%20.

May this helps 🤔

Answer 3

Yogeshwaran you can't do that directly in C, you have to write your own function to do perform conversion.

Here is an example ( I used bitwise operations here but you can also go for conventional method )
https://code.sololearn.com/cynQpl8R7b1q/?ref=app

Answer 4

Thank you Arsenic ☺️👍

Answer 5

Thank you very much Arsenic and Atul 😃.......
Can you please also tell me,how to represent base2 number in integer variable?