collectionfor.java

Java面向对象编程(随书配套源代码) 阐述了面向对象编程的思想

package chapter5;
import java.lang.Math;
public class CollectionFor 
{
	public static void main(String[] args) 
	{
		double[] success=new double[50];
		for(int i=0;i<50;i++)
		{
			success[i]=Math.random()*100;
		}
		for(double cj:success )
		{
			if(cj>=80) System.out.println(cj);	
		}
	}
}