可以通過”Scanner“函數(shù) 直接輸入?yún)?shù)的形式,來實(shí)現(xiàn)輸入語句,舉例:
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import java.util.Scanner;
public class Test {
public static void main(String[] args) {
Scanner input=new Scanner(System.in);
System.out.println("請輸入一個(gè)整數(shù):");
int length=input.nextInt();//輸入一個(gè)整數(shù)
System.out.println("輸入的整數(shù)是:"+length);}
}
備注:Scanner函數(shù)就是用來進(jìn)行語句輸入的,上面舉例的是整數(shù)類型,也可以用以下語句“String length=input.next()”,輸入的就是字符串類型等。
import java.util.Scanner;
/**
* 用戶輸入n1和n2:求不能同時(shí)被3和5整除的累加和
* @author 你好qiulinhe
*
*/
public class Ceshi {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
System.out.println("請依次輸入1-10的數(shù)字");
for(int i=1;i11;i++){
int ceshi = scanner.nextInt();
switch (ceshi) {
case 1:
System.out.println("1對應(yīng)的字母是A");
break;
case 2:
System.out.println("2對應(yīng)的字母是B");
break;
case 3:
System.out.println("3對應(yīng)的字母是C");
break;
case 4:
System.out.println("4對應(yīng)的字母是D");
break;
case 5:
System.out.println("5對應(yīng)的字母是E");
break;
case 6:
System.out.println("6對應(yīng)的字母是F");
break;
case 7:
System.out.println("7對應(yīng)的字母是G");
break;
case 8:
System.out.println("8對應(yīng)的字母是H");
break;
case 9:
System.out.println("9對應(yīng)的字母是I");
break;
case 10:
System.out.println("10對應(yīng)的字母是J");
break;
default:
break;
}
}
}
}
結(jié)果為:
public?final?class?NumberReader?{
private?long?number;
private?boolean?displatCharacter?=?false;
private?static?final?String[][]?DIGITS?=
{{"Ling?",?"Yi?",?"Er?",?"San?",?"Si?",?"Wu?",?"Liu?",?"Qi?",?"Ba?",?"Jiu?",?""}
,?{"零",?"一",?"二",?"三",?"四",?"五",?"六",?"七",?"八",?"九",?""}};
private?static?final?String[][]?NUM_BASE?=
{{"Qian?",?"Bai",?"Shi",?""},?{"千",?"百",?"十",?""}};
private?static?final?String[][]?EXTENDED_BASE?=
{{"Zhao?",?"Yi?",?"Wan?",?""},?{"兆",?"億",?"萬",?""}};
public?NumberReader(final?long?number)?{
this.number?=?number;
}
public?NumberReader(final?long?number,?final?boolean?displatCharacter)?{
this.number?=?number;
this.displatCharacter?=?displatCharacter;
}
public?String?getPrononciation()?{
final?String?dataSrc?=?String.valueOf(number);
final?StringBuilder?sb?=?new?StringBuilder();
int?sIndex?=?0;
int?eIndex?=?dataSrc.length()?%?4?==?0???4?:?dataSrc.length()?%?4;
for?(int?bIndex?=?EXTENDED_BASE[0].length?-?(dataSrc.length()?/?4)?-?1;?bIndex??EXTENDED_BASE[0].length;?bIndex++)?{
sb.append(resolveNumberBase(dataSrc.substring(sIndex,?eIndex),?sIndex?==?0));
sb.append(EXTENDED_BASE[displatCharacter???1?:?0][bIndex]);
sIndex?+=?eIndex;
eIndex?+=?4;
}
return?sb.toString();
}
private?String?resolveNumberBase(final?String?num,?final?boolean?displayZeros)?{
final?StringBuilder?sb?=?new?StringBuilder();
for?(int?index?=?0;?index??num.length();?index++)?{
final?int?digit?=?charToInt(num.charAt(index));
sb.append(DIGITS[displatCharacter???1?:?0][
digit?==?0??index?==?0??displayZeros??
DIGITS[0].length?-?1?:?index?==?2??digit?==?1???DIGITS[0].length?-?1?:
digit?==?1??index?==?num.length()?-?2??num.length()?==?2???DIGITS[0].length?-?1?:
digit?==?0??index?!=?0??charToInt(num.charAt(index?-?1))?==?0???DIGITS[0].length?-?1?:
digit]);
sb.append(NUM_BASE[displatCharacter???1?:?0][digit?==?0???NUM_BASE[0].length?-?1?:?NUM_BASE[0].length?-?num.length()?+?index]);
}
return?sb.toString();
}
private?int?charToInt(final?char?digit)?{
return?digit?-?'0';
}
public?static?void?main(String[]?args)?{
System.out.println(new?NumberReader(100010408L,?true).getPrononciation());
}
}
本文標(biāo)題:數(shù)的讀法java代碼 念數(shù)字java
轉(zhuǎn)載源于:http://muchs.cn/article36/ddiegsg.html
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