scoresum.java

Java 入门书的源码

//Copyright (c) 1998, Arthur Gittleman
//This example is provided WITHOUT ANY WARRANTY either expressed or implied.

              /*  Uses a while loop to compute the sum of 
               *  test scores.  The program asks the user if
               *  another score is available, and if so adds 
               *  that score to the total so far.  If not, the program
               * displays the total
               */

import iopack.Io;
public class ScoreSum {
  public static void main(String [] args) {
    int score;            // holds current score
    int answer;           // 1 if another score
                          // 0 if no more scores
    int total = 0;        // sum of scores so far
    answer = Io.readInt("Enter 1 to enter score, 0 to quit");
    while (answer == 1) {
      score = Io.readInt("Enter the score");
      total += score;
      answer = Io.readInt("Enter 1 to enter score, 0 to quit");
    }
    System.out.println("The total is " + total);
    Io.readString("Press any key to exit");   // Added for IDE use
  }
}