HDU2091 空心三角形【打印图案】空心三角形
空心三角形Time Limit: 1000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 56055 Accepted Submission(s): 15089 Problem Description把一个字符三角形掏空,就能节省材料成本,减轻重量,...