#include <iostream>
#include <iomanip>   //for the i/o manipulators setw, left, right
#include <cstdlib>
#include <string>
using namespace std;


int main()
{
	//Create a new data type, named "month".
	struct month { 
		string name;
		int length;
		double temp;
	};

	//Create an array of 12 const months:
	const month a[] {
		{"January",   31, 41.0},
		{"February",  28, 43.4},  //assume non-leap
		{"March",     31, 47.1},
		{"April",     30, 49.2},
		{"May",       31, 67.7},
		{"June",      30, 71.2},
		{"July",      31, 83.8},
		{"August",    31, 84.9},
		{"September", 30, 77.1},
		{"October",   31, 70.2},
		{"November",  30, 63.1},
		{"December",  31, 45.6}
	};

	//Loop through the array with a plain old for loop.

	const size_t n {size(a)};	//the number of elements in the array

	for (int i {0}; i < n; ++i) {
		cout << left << setw(9) << a[i].name
			<< " (month number " << right << setw(2) << i+1
			<< ") has " << setw(2) << a[i].length << " days with an  average temperature of " <<  a[i].temp << ".\n";
			
	}

	return EXIT_SUCCESS;
}