/*
 * -----------------------------------------------------
 * CS2S03/SE2S03, September 2011
 * Assignment 1, Question 3
 * File: PE0109.cpp
 * -----------------------------------------------------
 * This program rounds floating-point numbers to
 * integers
 * -----------------------------------------------------
 */

#include "genlib.h"
#include "simpio.h"
#include <iostream>
#include <iomanip>

/* Private function prototypes */

long Round(double x);

/* Main program */

int main() {
    double x;
	
	cout << "Enter a real number: ";
	x = GetReal();
	
	cout << "It is rounded to " << Round(x) << endl;

    return 0;
}

/*
 * Function: Round(double x)
 * Usage: rounded = Round(x);
 * -----------------------------------------------------
 * This function rounds a floating-point number x to its
 * nearest integer;
 */

long Round(double x)	{

    return (x > 0.0)? (long (x + 0.5)) : (long (x - 0.5));

}