随机数、方法重载和System.out.println()的理解

 1 package testradom;
 2 
 3 public class testradom {
 4     public static void main(String[] args) {
 5         long seed=System.currentTimeMillis();
 6         int Multiplier=16807,j=0;
 7         long random=(Multiplier*seed)%Integer.MAX_VALUE;
 8         for(int i=0;i<1000;i++) {
 9             random=(Multiplier*random)%Integer.MAX_VALUE;
10             System.out.print(random+" ");
11             j++;
12             if(j%10==0)System.out.println();
13         }
14     }
15 
16 }

package cs;

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) {
        return x * x;
    }

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