// Explore some basic code fragment examples
//

#include <iostream.h>
#include <iomanip.h>
#include <math.h>

int main()
{
	float a, b, c;
	cout << "enter 3 numbers" << endl;
	cin >> a >> b >> c;
	cout << a << b << c << endl;
	cout << "a: " << a << endl << "b: " << b << endl << "c: " << c << endl;
	cout << "a: " << setprecision(4) << a << endl;
	cout << "a: " << setprecision(6) << a << endl;
	cout << "a: " << setw(3) << a << endl;
	cout << "a: " << setw(3) << setprecision(2) << a << endl;

	return 0;
}