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Spy Number

A number is called a Spy number, if the sum and product of its digits are equal. For example, 123 is a Spy number, as the sum of its digits is 6 (1+2+3) which is equal to the product of its digits: 6 (1x2x3).

Write a program to check if the user input is a Spy number or not.

For example:
Input: 1412
Output: true

Input: 247
Output: false

Bonus: Print all the Spy numbers in a given range.

Challenge link

Note: when you want to find the spy numbers in a range, enter first the lower bound then the upper bound separated by a white space.

Example:12 123

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