Dawn_Bells的博客

public class IntegerTest { public static void main(String[] args) { Integer a1 = 100; Integer a2 = 100; System.out.println(a1==a2); //TODO:true I

public class PrintHaHa { public static void main(String[] args) { // char Char = 'H'; System.out.println('H'); System.out.println('H'+'A'); System.out.println(""+'H'

public class Test{ public static void main(String[] args) { char x = 'X';char t = 'T';int i = 1;char ii =(char)i;System.out.println(1==1 ?x:i); //TODO:理应输出xSystem.out.println(1==2 ?i

public class test111 {public static String a;public static String b;public  String cString;static{String a = "Stringa";b = "NoStringb";String cString = "Stringc";}public st

public static void main(String[] args) { int m = 546; int n = 429; int temp = 1; int gongyueshu = 1; int gongbeishu = m*n; //最大公倍数等于乘积除以最大公约数 if(nm){ //确保n>m,--->n%m

public static void main(String[] args) { Scanner scanner =new Scanner(System.in); while(scanner.hasNextLine()){ System.out.println("********开始计算*********"); int xx =Integer.pa

boolean flag =false;public static void main(String[] args) { List list =new ArrayList(); for (int i=101;i200;i++) { if(beS(i)){ list.add(i); } } System.ou

Math提供了一个自然底数的方法，Math.log()，自定义方法，但是运行结果精度会丢失。运行结果为5.99999。

/** * Created by Administrator on 2017/2/27 0027. * 多重强转 */public class PlusIssue { public static void main(String[] args) { System.out.println((int)(short)(byte)-1L); System.o

/** * Created by Administrator on 2017/2/27 0027. * 一天的毫秒数除以微秒数 */public class MillisecondNum { public static void main(String[] args) { int millisecond = 24*60*60*1000; int mi

/** * Created by Administrator on 2017/2/27 0027. * Tom买了一个$1.10的东西，付了$2.00,给他找零 */public class OddChange { public static void main(String[] args) { System.out.println(2.00-1.10);

public class isOdd { public static void main(String[] args) { System.out.println(isOdd(11)); System.out.println(isOdd(-1)); System.out.println(isOdd2(-1)); System.o

public class OverflowLoop{ public static final int END =Integer.MAX_VALUE; public static final int START = END -100; public static void main(String[] args) { int j=0; for (

public class plusLoop { public static void main(String[] args) { int j =0 ; for (int i=0;i100;i++){ // j=j++; //TODO：输出为0 // j = ++j;

public class PrintCharString { public static void main(String[] args) { String letter="ABC"; char voice[]={'1','2','3'}; System.out.println(voice); System.out.print

public class plusEqual { public static void main(String[] args) { int i = 123456; int ii = 12345; short s = 0;// s +=ii;// System.out.println(s); //TODO:1

public class PlusIssue { public static void main(String[] args) { char x = 'X'; char t = 'T'; int i = 1; char ii =(char)i; System.out.println(1==1 ?x:i);

水仙花数指的是 一个n位数（n>=3）,他的每个位上的数字的n次幂之和等于他的本身。（例如：1^3+5^3+3^3=153）public static void main(String[] args) {        for(BigInteger number = new BigInteger("0"); true ;            number = number.add(...