
Database System Concepts
7th Edition
ISBN: 9780078022159
Author: Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher: McGraw-Hill Education
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Write a function called isValidDigits that takes an integer number and returns 1 if the number represents valid code and 0 otherwise. Valid- digits is determined according to the following rule: All the digits must be between 1 and 5 (inclusive).
For example, the number 324 is valid because all digits are between 1 and 5. However, the number 3256 is not valid because it consists of the digit 6 which is not in the range 1 to 5.
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