#include<bits/stdc++.h> using namespace std; int main(){ int a; cin>>a; switch(a) case 1:cout<<n<<endl;break; case 2:cout<<y<<endl;break; case 3:cout<<n<<endl;break; case 4:cout<<y<<endl;break; case 5:cout<<n<<endl;break; case 6:cout<<y<<endl;break; case 7:cout<<y<<endl;break; return 0; }