java移位运算

public class Main {

public static void main(String[] args) {
// TODO Auto-generated method stub

System.out.println(60<<2); //60*4，是60移位
System.out.println(2<<4); //2*16，是2移位

System.out.println(60>>2); // 60/4
System.out.println(16>>4); // 16/16

int hash = 1;
hash = hash<<2;
System.out.println(hash); // 1*4

int a = 2;
int b = 4;
int c = a|b;
System.out.println(c);

}
}

240
32
15
1
4
6