A8341 | Lucky Division
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内存限制256MB
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题目描述
Petya loves lucky numbers. Everybody knows that lucky numbers are positive integers whose decimal representation contains only the lucky digits 4 and 7. For example, numbers 47, 744, 4 are lucky and 5, 17, 467 are not.
Petya calls a number almost lucky if it could be evenly divided by some lucky number. Help him find out if the given number $n$ is almost lucky.
Petya calls a number almost lucky if it could be evenly divided by some lucky number. Help him find out if the given number $n$ is almost lucky.
输入格式
The single line contains an integer $n$ $(1<=n<=1000)$ — the number that needs to be checked.
输出格式
In the only line print "YES" (without the quotes), if number $n$ is almost lucky. Otherwise, print "NO" (without the quotes).
输入输出样例
输入 #1
47
输出 #1
YES
输入 #2
16
输出 #2
YES
输入 #3
78
输出 #3
NO
Note that all lucky numbers are almost lucky as any number is evenly divisible by itself.
In the first sample $47$ is a lucky number. In the second sample $16$ is divisible by $4$ .
In the first sample $47$ is a lucky number. In the second sample $16$ is divisible by $4$ .
C++ 编辑器
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输出
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评测结果：Accepted