refactor: modify the eys-catched warning when atoms are too close (#1846)

* refactor: modify the eys-catched warning when atoms are too close

* Update unitcell.cpp

Author: pxlxingliang

source/module_cell/unitcell.cpp

@@ -1562,11 +1562,16 @@ void UnitCell::check_structure(double factor)
 	{
 		std::stringstream mess;
 		mess << "\n%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%" << std::endl;
-		mess << "WARNING: Some atoms are too close!!!" << std::endl;
-		GlobalV::ofs_running << mess.str() << errorlog.str();
-		std::cout << mess.str() << "Please check the nearest-neighbor list in log file." << std::endl;
-		GlobalV::ofs_running << "%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%\n" << std::endl;
-		std::cout << "%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%\n" << std::endl;
+		mess <<   "%%%%%% WARNING  WARNING  WARNING  WARNING  WARNING  %%%%%%" << std::endl;
+		mess <<   "%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%" << std::endl;
+		mess << "!!! WARNING: Some atoms are too close!!!" << std::endl;
+		mess << "!!! Please check the nearest-neighbor list in log file." << std::endl;
+		mess <<   "%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%" << std::endl;
+		mess <<   "%%%%%% WARNING  WARNING  WARNING  WARNING  WARNING  %%%%%%" << std::endl;
+		mess <<   "%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%" << std::endl;
+
+		GlobalV::ofs_running << mess.str() << mess.str() << mess.str() << errorlog.str();
+		std::cout << mess.str() << mess.str() << mess.str() << std::endl;
 
 
 		if (!all_pass)