Theme Section
Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)
Total Submission(s): 1098 Accepted Submission(s): ......
// luogu-judger-enable-o2
include <cstdio>
//include <iostream>
include <cstring>
include <algorithm>
include <cmath>
define R(a,b,c) for(regist ......