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Java编程思想第四版第三章答案

程序员文章站 2022-03-20 23:00:28
10、package ch3;public class Bi {public static void main(String[] args) {int a=0xAAAAAAAA;int b=0x55555555;int a1=a&b;int a2=a|b;int a3=a^b;int a4=~a;int a5=~b;System.out.println(Integer.toBinaryString(a1));System.out.println(Integ...

10、

package ch3;

public class Bi {
public static void main(String[] args) {
	int a=0xAAAAAAAA;
	int b=0x55555555;
	int a1=a&b;
	int a2=a|b;
	int a3=a^b;
	int a4=~a;
	int a5=~b;
	System.out.println(Integer.toBinaryString(a1));
	System.out.println(Integer.toBinaryString(a2));
	System.out.println(Integer.toBinaryString(a3));
	System.out.println(Integer.toBinaryString(a4));
	System.out.println(Integer.toBinaryString(a5));
}
}

11、

ackage ch3;

public class Bi {
public static void main(String[] args) {
	int a1=0x84;
	boolean flag=true;
	while(flag) {
	a1=a1>>1;
	System.out.println(Integer.toBinaryString(a1));
    if(a1==0)
    	flag=false;
	}
}
}

12、

package ch3;

public class Bi {
public static void main(String[] args) {
	int a1=0xff;
	boolean flag=true;
	while(flag) {
	a1=a1>>>1;
	System.out.println(Integer.toBinaryString(a1));
    if(a1==0)
    	flag=false;
	}
}
}

13、

package ch3;

public class ShowChar {
static void showChar(char ch) {
	System.out.println(Integer.toBinaryString(ch));
}
public static void main(String[] args) {
	showChar('a');
	showChar(' ');
	showChar('4');
	showChar('!');
	showChar('*');
}
}

14、

package ch3;

public class Compare {
static void compare(String st1,String st2) {
	System.out.println(st1==st2);
	System.out.println(st1!=st2);
	System.out.println(st1.equals(st2));
}
public static void main(String[] args) {
	compare("hello","hello");
	compare("hallo","hell");
}
}

本文地址:https://blog.csdn.net/returnadsss/article/details/110248628

相关标签: Java基础 java