/*
 * Copyright (c) JoinQuant Development Team
 * Author: Huayong Kuang <kuanghuayong@joinquant.com>
 */

#include <iostream>

using namespace std;



int main(void)
{
 bool b = false;
 string sa[2] = { "aaa", "bbb" };
 string sa2[2];
 sa2 = { "ccc" };
 for (auto &s : sa) {
 if (s.empty()) {
 cout << "string is empty" << endl;
 continue;
 }
 cout << s << endl;
 }

 return 0;
}