[JAVA] ch03-22. 쉬프트 연산자

 

public class Ex22 { // 쉬프트 연산자
    public static void main(String[] args){
        int temp;
        System.out.println(-8);
        System.out.println(Integer.toBinaryString(-8));
        System.out.println();
        
        temp = -8 << 1; // -8*2
        System.out.println("-8 << 1 = " + temp);
        System.out.println(Integer.toBinaryString(temp));
        System.out.println();
        
        temp = -8 << 2; // -8*4
        System.out.println("-8 << 2 = " + temp);
        System.out.println(Integer.toBinaryString(temp));
        System.out.println();

        System.out.println();
        System.out.println(-8);
        System.out.println(Integer.toBinaryString(-8));
        System.out.println();
        
        temp = -8 >> 1; // -8/2
        System.out.println("-8 >> 1 = " + temp);
        System.out.println(Integer.toBinaryString(temp));
        System.out.println();
        
        temp = -8 >> 2; // -8/4
        System.out.println("-8 >> 2 = " + temp);
        System.out.println(Integer.toBinaryString(temp));
        System.out.println();
        
        temp = -8 >>> 1; // -8*2
        System.out.println("-8 >>> 1 = " + temp);
        System.out.println(Integer.toBinaryString(temp));
        System.out.println();
        
        temp = -8 >>> 2; // -8*2
        System.out.println("-8 >>> 2 = " + temp);
        System.out.println(Integer.toBinaryString(temp));
        System.out.println();
    }
}