#include <iostream>
#include <iomanip>   //for the iomanipulator setw
#include <cstdlib>
#include <string>    //for class string
using namespace std;

int main()
{
	string a[] {
		"",                          //dummy element has subscript 0
		"partridge in a pear tree.", //so that this element will be 1
		"turtledoves",               //and this one will be 2
		"French hens",       // 3
		"colly birds",       // 4
		"golden Rings",      // 5
		"geese a-laying",    // 6
		"swans a-swimming",  // 7
		"maids a-milking",   // 8
		"ladies dancing",    // 9
		"lords a-leaping",   //10
		"pipers piping",     //11
		"drummers drumming"  //12
	};

	int ndays {size(a) - 1};   //number of days, not counting the dummy

	for (int day {1}; day <= ndays; ++day) {
		cout << "On the " << day;

		//Output the ordinal suffix for the number.
		if (day == 1) {
			cout << "st";
		} else if (day == 2) {
			cout << "nd";
		} else if (day == 3) {
			cout << "rd";
		} else {
			cout << "th";
		}

		cout << " day of Christmas\n"
			<< "My true love gave to me\n";

		for (int gift {day}; gift >= 1; --gift) { 
			if (gift > 1) {
				cout << setw(2) << gift;
			} else if (day == 1) {
				cout << "A";
			} else {
				cout << "And a";
			}
			cout << " " << a[gift] << "\n";
		}

		cout << "\n";   //Skip a line after each day.
	}

	return EXIT_SUCCESS;
}