[HDU - 1166] 敌兵布阵(树状数组) 敌兵布阵
Link:http://acm.hdu.edu.cn/showproblem.php?pid=1166敌兵布阵Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 97891 Accepted Submissio