Description

A positive integer is called 7-related if it is divisible by 7 or if any digit in its decimal representation is 7. Now, find the sum of the squares of all positive integers less than or equal to n (n < 100) that are not 7-related.

Input Format

The input consists of a single line with a positive integer n (n < 100).

Output Format

Output a single line containing an integer, which is the sum of the squares of all positive integers less than or equal to n that are not 7-related.

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译文

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