30224번 - Lucky 7 다국어

문제

Fact or Fiction, some people consider 7 to be a lucky digit/number.

Given a number, determine how lucky the number is by printing one of four values:

• Print 0 if the number does not contain 7 and is not divisible by 7.
• Print 1 if the number does not contain 7 but is divisible by 7.
• Print 2 if the number does contain 7 but is not divisible by 7.
• Print 3 if the number does contain 7 and is divisible by 7.

입력

There is only one input line; it contains an integer between 1 and 10⁹, inclusive.

출력

Print one of the four messages as described above.

제한

힌트