> The type is not given at all, I think by default it would be "int". Yep, this is called the "implicit int" rule, and it was specifically outlawed[1] by C99 a

> The type is not given at all, I think by default it would be "int". Yep, this is called the "implicit int" rule, and it was specifically outlawed[1] by C99 and onward. [1] https://herbsutter.com/2015/04/16/reader-qa-why-was-implicit-int-removed/ https://herbsutter.com/2015/04/16/reader-qa-why-was-implicit...