#include <iostream>
using namespace std;

int main() {
    int i = 5;
    double d = 1234.5;

    cout << "This is a line of text." << endl;
    cout << "Here's an integer: " << 2 << endl;
    cout << "Here are two variables: " << i << ' ' << d << endl;

    cout.setf(ios::scientific, ios::floatfield);
    cout << d << endl;
}