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

int main()
{
	string a[][7] {
		{"5th", "Park/4th", "3rd", "2nd", "1st", "York/A", "B"},   //east side
		{"5th", "6th",      "7th", "8th", "9th", "10th",   "11th"} //west side
	};
	int numberOfSides {size(a)};

	//Where is 100 West 42nd Street?
	int number {100};
	int street  {42};
	int side     {1};   //0 for East Side, 1 for West Side
	
	if (side < 0 || side >= numberOfSides) {
		cerr << "Sorry, New York has only 2 sides: East and West.\n";
		return EXIT_FAILURE;
	}

	if (number < 1 || number >= 600) {
		cerr << "Sorry, street # " << number
			<< " must be in range 1 to "
			<< 600-1 << " inclusive.\n";
		return EXIT_FAILURE;
	}

	int i {number / 100};   //subscript of an avenue

	cout << "between " << a[side][i]
		<< " and " << a[side][i + 1] << " Avenues\n";
	return EXIT_SUCCESS;
}