程序代码：

declare @num int set @num=20  --图像数量 
declare @row int set @row=13  --打印多少行 
declare @i int set @i=0  
declare @j int set @j=0  
declare @k int set @k=0  
declare @ch varchar(1000) set @ch=''   --第一排 最后一排 
declare @cc varchar(1000) set @cc='*'  --中间的 
while(@j<@row) 
begin 
    if(@j>=1 and @j<=@row-2 ) 
    begin 
        while(@k<@num) 
        begin 
            if(@k=@num-2) 
                set @cc=@cc+'*'; 
            else 
                set @cc=@cc+' '; 
            set @k=@k+1; 
        end 
        print @cc; 
    end     
    while(@i<@num) 
    begin 
        set @i=@i+1; 
        set @ch=@ch+'*'; 
    end 
    if(@j=0)print @ch; 
    if(@j=@row-1)print @ch; 
    set @j=@j+1; 
end