摘要: #include #include #include #define N 100005 #define M N*20 using namespace std; int n,m,Q,a[N],b[N],rt[N],pool; int read() { int ret=0,neg=1;char j=getchar(); for (;j>'9' || j='0' && j>1; ... 阅读全文
posted @ 2017-12-29 21:19 MSPqwq 阅读(132) 评论(0) 推荐(0) 编辑