#include

using namespace std;

struct Node

{int left,right;

int num;

}Tree[301];

int f[301][301];

int n,m;

void mine (int a,int b)

{int k1,k2,i;

if(a>m;

for(i=0;ia>>b;

Tree[i].right=Tree[a].left;

Tree[a].left=i;

Tree[i].num=b;

}

mine(Tree[0].left,m);//主过程

cout