#include <stdio.h>
int main()
{
 int n,m,x,y,temp,j=0,i=0 ;
 printf("输入棋盘的横格数，竖格数：\n");
 scanf("%d,%d",&x,&y);
 printf("%d,%d\n",x,y);
 n=2*x+1 ;
 m=2*y+1 ;
 printf("%d,%d\n",n,m);
 while(j<m)
 {
 j++;
 temp=j%2 ;
 i=0 ;
 if(j==1)
 {
 while(i<n)
 {
 i++;
 if(i==1)
 {
 printf("\xC9");
 continue ;
 }
 if(n==i)
 {
 printf("\xBB\n");
 continue ;
 }
 if(i%2!=0)
 {
 printf("\xCB");
 continue ;
 }
 if(i%2==0)
 {
 printf("\xCD\xCD\xCD");
 continue ;
 }

 }
 continue ;
 }
 if(m==j)
 {
 while(i<n)
 {
 i++;
 if(i==1)
 {
 printf("\xC8");
 continue ;
 }
 if(n==i)
 {
 printf("\xBC\n");
 continue ;
 }
 if(i%2!=0)
 {
 printf("\xCA");
 continue ;
 }
 if(i%2==0)
 {
 printf("\xCD\xCD\xCD");
 continue ;
 }

 }
 continue ;
 }
 if(temp==0)
 {

 while(i<n)
 {
 i++;
 if(i%2!=0)
 {
 printf("\xBA");
 if(n==i)printf("\n");
 continue ;
 }
 if(i%2==0)
 {
 printf(" ");
 continue ;
 }

 }
 continue ;
 }
 if(temp!=0&&j!=1)
 {
 while(i<n)
 {
 i++;
 if(i==1)
 {
 printf("\xCC");
 continue ;
 }
 if(n==i)
 {
 printf("\xB9\n");
 continue ;
 }
 if(i%2!=0)
 {
 printf("\xCE");
 continue ;
 }
 if(i%2==0)
 {
 printf("\xCD\xCD\xCD");
 continue ;
 }

 }
 continue ;
 }
 }
}