#include<algorithm> #include<iostream> #include<cstring> #include<cmath> #include<iomanip> using namespace std; int main(){ cout<<2468<<endl<<2486<<endl<<2846<<endl<<2864<<endl<<2648<<endl<<2684<<endl<<4682<<endl<<4628<<endl<<4268<<endl<<4286<<endl<<4826<<endl<<4862<<endl<<6428<<endl<<6482<<endl<<6842<<endl<<6824<<endl<<6248<<endl<<6284<<endl<<8462<<endl<<8426<<endl<<8246<<endl<<8264<<endl<<8642<<endl<<8624<<endl; cout<<24; return 0; }