#include <iostream> #include <string> #include <vector> using namespace std; int main() { int a, b,index; string s1,s2,s3; string res,tmp1,tmp2; bool flag; vector<string> v; while (getline(cin,s1)) { // 注意 while 处理多个 case getline(cin,s2); getline(cin,s3); while(true){ index=s...