2020/10/5 动手动脑

import java.util.Random;
public class inta {
	public static void main(String args[])
	{
		Random r = new Random(System.currentTimeMillis());
		for(int i=1;i<1000;i++)
		{
			int m=r.nextInt();
			m=(16807*m+0)%2147483647;
			System.out.print(m+" ");
			if(i%10==0)
				System.out.print("\n");
		}
	}

}

public class MethodOverload {

public static void main(String[] args) 
	{
	System.out.println("The square of integer 7 is " + square(7));
	System.out.println("\nThe square of double 7.5 is " + square(7.5));
	}

	public static int square(int x)//int类型
	{
		return x * x;
	}

	public static double square(double y)//double类型
	{
		return y * y;
	}
}