T1把\(A\)的所有循环位移哈希一下扔set里，拿\(B\)的所有长为\(|A|\)的子串查一遍即可。代码#include<iostream>#include<set>usingnamespacestd;set<unsignedlonglong>st;constintB=2333;unsignedlonglongpw[2000005];intmain(){inttc;