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

int main()
{
    // Create a new data type, named "month".
    struct month {
        string name;
        int length;
        double temperature;  // 2023 New York City average temperature in Fahrenheit
    };

    // Create an array of 12 months with temperatures.
    month a[] {
        {"January",   31,  43.5},
        {"February",  28,  41.1},  // Assume non-leap year
        {"March",     31,  48.4},
        {"April",     30,  56.3},
        {"May",       31,  63.8},
        {"June",      30,  72.2},
        {"July",      31,  79.6},
        {"August",    31,  78.4},
        {"September", 30,  72.9},
        {"October",   31,  62.4},
        {"November",  30,  51.8},
        {"December",  31,  43.6}
    };

    // Loop through the array with a plain old for loop.
    int n {size(a)};  // the number of elements in the array

    for (int i {0}; i < n; ++i) {
        cout << left << setw(10) << a[i].name
             << " (month number " << right << setw(2) << i + 1
             << ") has " << a[i].length << " days and an average temperature of "
             << fixed << setprecision(1) << a[i].temperature << "°F.\n";
    }

    return EXIT_SUCCESS;
}