public class test{ public static void main(String[] args) { int m = 9;
int n = m >> 3;
int p = 8;
int q=p <<2;
System.out.println("m>>3 = "+ n);
System.out.println("p<<3 = "+ q);
}
}
结果
m>>3 = 1
p<<3 = 32
左移n位,原来的数乘以2^n;右移n位,原来的数除以2^n,取整数部分
public class test{ public static void main(String[] args) { int m = 9;
int n = m >> 3;
int p = 8;
int q=p <<2;
System.out.println("m>>3 = "+ n);
System.out.println("p<<3 = "+ q);
}
}
结果
m>>3 = 1
p<<3 = 32
左移n位,原来的数乘以2^n;右移n位,原来的数除以2^n,取整数部分