#include <iostream>
using namespace std;
int main()
{
double a,b;
cin>>a>>b;
a=b*2.45;
cout<<a<<"inch"<<"="<<b<<"cm"<<endl;
return 0;
}
#include <iostream>
using namespace std;
int main()
{
double a,b;
cin>>a>>b;
a=b*2.45;
cout<<a<<"inch"<<"="<<b<<"cm"<<endl;
return 0;
}