testrandom.java

测试哈希表

import java.util.Random;

public class TestRandom{
	public void test(){
		Random rnd=new Random();
		print("布尔类随机数："+rnd.nextBoolean());
		print("双精度随机数："+rnd.nextFloat());
		print("单精度随机数："+rnd.nextLong());
		print("长整型随机数："+rnd.nextInt());
		print("100以内的随机整数:"+rnd.nextInt(100));
		print("高斯随机数："+rnd.nextGaussian());
		
		}
	public void print(String strInfo){
		System.out.println(strInfo);
		
		}
	public static void main(String args[]){
		TestRandom TR=new TestRandom();
		TR.test();
		
		}
	
	}