This mips program propmts the user to input a string, and then converts the string into an unsigned decimal integer if possible. Otherwise, it will print an error message.
- Prints error message if the characters are other than '0'-'9', 'A'-'F', or 'a'-'f'
- No more than 8 characters can be added as input.
- Emulators like Qtsimm and Mars can be used to run this program.