subtotals.java

《A first book of java》by Gary J.Bronson 北大出版社

public class SubTotals
{
  public static void main(String[] args)
  {
    int sum;
  
    sum = 0;
    System.out.println("The value of sum is initially set to " + sum);
    sum = sum + 96;
    System.out.println("  sum is now " + sum);
    sum = sum + 70;
    System.out.println("  sum is now " + sum);
    sum = sum + 85;
    System.out.println("  sum is now " + sum);
    sum = sum + 60;
    System.out.println("  The final sum is " + sum);
  }
}