// RealNumbers.java
// Aaron Tan
// A program to illustrate the issues on real numbers.

public class RealNumbers {
 
  public static void main(String[] args) {

    double realNum = 0.1;
    double sum = 0.0;

    for (int i=1; i<=10; i++)
      sum += realNum;

    System.out.println("sum = " + sum);

    if (sum == 1.0)
      System.out.println("sum is 1.0");
    else
      System.out.println("sum is not 1.0");

  }

}