#include <bits/stdc++.h>
using namespace std;
int main()
{
long long int i,j,k,l,m,n,a,hour,h;
bool b[500];
memset(b,false,sizeof b);
while(cin>>m)
{
n=m;
for(h=0;n<=180;h++)
{
n=h*6;
//cout<<n<<endl;
b[n]=true;
}
if(b[m]==true)
{
cout<<"Y"<<endl;
}
else
{
cout<<"N"<<endl;
}
}
return 0;
}
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