exercise5_7.java

Introduction to java programming 一书中所有编程练习部分的源码

public class Exercise5_7 {
  public static void main(String[] args) {
    int[] counts = new int[10];

    for (int i = 0; i < 100; i++) {
      int value = (int)(Math.random() * 10);
      counts[value]++;
    }

    for (int i = 0; i < counts.length; i++) {
      System.out.println("Count for " + i + " is " + counts[i]);
    }
  }
}