#include <iostream> using namespace std; int main() { printf("816\n357\n492\n\n618\n753\n294\n\n492\n357\n816\n\n294\n753\n618\n\n672\n159\n834\n\n834\n159\n672\n\n276\n951\n438\n\n438\n951\n276\n\n"); }