#include <fstream>
std::ifstream f ("date.in");
std::ofstream g ("date.out");
int a, b;
int main(){
f>>a>>b;
int counter = 1;
for (int i = a + (a % 2); i <= b; i+=2){
g << i << (counter == 5 ? "\n" : " ");
if (counter == 5) counter = 0;
counter ++;
}
return 0;
}