#include <iostream>
#include <string>
using namespace std;

int main() {
	string plate1;
	string plate2 = "HGB 634";
	string plate3("TRT 321");
	string plate4(plate2);   // copy constructor

	string plate17;
	// cout << "Please enter a license plate number" << flush;

	cout << plate1 << "|" << plate2 << "|" << plate3 << "|" << plate4 << endl;

	plate2[2] = 'X';

	cout << plate1 << "|" << plate2 << "|" << plate3 << "|" << plate4 << endl;

	string end = plate3.substr(4,3);

	cout << "end: " << end << endl;


	bool mt = plate1.empty();
	if (mt) {
		cout << "plate1 is empty" << endl;
	}
	else {
		cout << "plate 1 is not empty" << endl;
		
	}

	cout << "lengths: " << plate1.length() << " " << plate2.length()
		<< " " << plate3.length() << " " << plate4.length();


	plate1.resize(7,'-');

	cout << plate1 << "|" << plate2 << "|" << plate3 << "|" << plate4 << endl;

	plate1.resize(14); //  (3,'x');

	cout << plate1 << "|" << plate2 << "|" << plate3 << "|" << plate4 << endl;

	string plate5;
	plate5 = plate1;

	plate1 = 'I';


	cout << "plates 1 and 5: " << plate1 << " " << plate5 << endl;

	plate1 += " M GR8";

	cout << "plate1: " << plate1 << endl;

	cout << "plates1 and 5 concatenated together" << plate1 + plate5 << endl;
	
	if (plate1 > plate2) {
		cout << "plate1 " << plate1 << " is greater than plate2 "
			<< plate2 << endl;
	}
	else {
		cout << "plate1 " << plate1 << " is less than plate2 "
			<< plate2 << endl;
	}

	return 0;
}