zyBooks My library $>$ IFT $210$: Introduction to Java Technologies home $>3\mathrm{.}23$: LAB: Interstate highway numbers

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Help$/$FAQ

Ex: If the input is

$90$

the output is:

I$-90$ is primary, going east$/$west$.$

Ex: If the input is:

$290$

the output is:

I$-290$ is auxiliary, serving I$-90,$ going east$/$west$.$

Ex: If the input is:

$0$

or any number not between $1$ and $999,$ the output is:

$0$ is not a valid interstate highway number.

Ex: If the input is:

$200$

the output is:

$200$ is not a valid interstate highway number.

See Wikipedia for more info on highway numbering.