public class Main{ public static void main(String[] args){ Scanner sc = new Scanner(System.in); int[] map = new int[10]; for(int i=0; i < 13; i++){ int num = sc.nextInt(); map[num]++; } for(int i=1; i < 10; i++){ if(map[i] >= 4){ continue; } map[i]++; for(int j = 1; j < 10; j++){ //取雀头 i...