import java.util.*; public class 多米诺骨牌 { static class Node implements Comparable{ private int x; private int h; private int cnt; private int ans; private int max; public Node(int x, int h, int cnt, int ans, int max) { this.x = x; this.h = h; this.cnt = cnt; this.ans = ans; this.max = max; } @Overrid...