The number of arguments is variable and may be zero. The result is zero if the strings are equal; compareTo returns 0 exactly when the method would return true. However, that functionality is a bit easier to understand with the. Returns: the index of the first occurrence of the specified substring, starting at the specified index, or -1 if there is no such occurrence. String literals are defined in section 3. Strings are constant; their values cannot be changed after they are created. To obtain correct results for locale insensitive strings, use toUpperCase Locale. If there are more arguments than format specifiers, the extra arguments are ignored. Parameters: prefix - the prefix. If you are on a personal connection, like at home, you can run an anti-virus scan on your device to make sure it is not infected with malware. The class should be used when more control over the decoding process is required. We're reading an external file to get the numbers needed for the program, which is no