Как преобразовать число в слова в Java
В настоящее время у нас есть грубый механизм для преобразования чисел в слова (например, с использованием нескольких статических массивов) и на основе размера числа, переводящего его в английский текст. Но мы сталкиваемся с проблемами из-за огромных цифр.
10183 = Ten thousand one hundred eighty three
90 = Ninety
5888 = Five thousand eight hundred eighty eight
Существует ли простая в использовании функция в какой-либо математической библиотеке, которую я могу использовать для этой цели?
36 ответов
Если вам нужно преобразовать число в слово на литовском, латышском, эстонском, английском или русском языках, вы можете найти реализацию здесь num2word
/* This program will print words for a number between 0 to 99999*/
public class NumberInWords5Digits {
static int testcase1 = 93284;
public static void main(String args[]){
NumberInWords5Digits testInstance = new NumberInWords5Digits();
String result = testInstance.inWords(testcase1);
System.out.println("Result : "+result);
}
//write your code here
public String inWords(int num){
int digit = 0;
String word = "";
int temp = num;
while(temp>0)
{
if(temp%10 >= 0)
digit++;
temp = temp/10;
}
if(num == 0)
return "zero";
System.out.println(num);
if(digit == 1)
word = inTens(num, digit);
else if(digit == 2)
word = inTens(num, digit);
else if(digit == 3)
word = inHundreds(num, digit);
else if(digit == 4)
word = inThousands(num, digit);
else if(digit == 5)
word = inThousands(num, digit);
return word;
}
public String inTens(int num, int digit){
int tens = 0;
int units = 0;
if(digit == 2)
{
tens = num/10;
units = num%10;
}
String unit = "";
String ten = "";
String word = "";
if(num == 10)
{word = "ten"; return word;}
if(num == 11)
{word = "eleven"; return word;}
if(num == 12)
{word = "twelve"; return word;}
if(num == 13)
{word = "thirteen"; return word;}
if(num == 14)
{word = "fourteen"; return word;}
if(num == 15)
{word = "fifteen"; return word;}
if(num == 16)
{word = "sixteen"; return word;}
if(num == 17)
{word = "seventeen"; return word;}
if(num == 18)
{word = "eighteen"; return word;}
if(num == 19)
{word = "nineteen"; return word;}
if(units == 1 || num == 1)
unit = "one";
else if(units == 2 || num == 2)
unit = "two";
else if(units == 3 || num == 3)
unit = "three";
else if(units == 4 || num == 4)
unit = "four";
else if(units == 5 || num == 5)
unit = "five";
else if(units == 6 || num == 6)
unit = "six";
else if(units == 7 || num == 7)
unit = "seven";
else if(units == 8 || num == 8)
unit = "eight";
else if(units == 9 || num == 9)
unit = "nine";
if(tens == 2)
ten = "twenty";
else if(tens == 3)
ten = "thirty";
else if(tens == 4)
ten = "forty";
else if(tens == 5)
ten = "fifty";
else if(tens == 6)
ten = "sixty";
else if(tens == 7)
ten = "seventy";
else if(tens == 8)
ten = "eighty";
else if(tens == 9)
ten = "ninety";
if(digit == 1)
word = unit;
else if(digit == 2)
word = ten + " " + unit;
return word;
}
//inHundreds(525, 3)
public String inHundreds(int num, int digit){
int hundreds = num/100; // =5
int tensAndUnits = num%100; // =25
String hundred = "";
String tenAndUnit = "";
String word = "";
tenAndUnit = inTens(tensAndUnits, 2);
if(hundreds == 1)
hundred = "one hundred";
else if(hundreds == 2)
hundred = "two hundred";
else if(hundreds == 3)
hundred = "three hundred";
else if(hundreds == 4)
hundred = "four hundred";
else if(hundreds == 5)
hundred = "five hundred";
else if(hundreds == 6)
hundred = "six hundred";
else if(hundreds == 7)
hundred = "seven hundred";
else if(hundreds == 8)
hundred = "eight hundred";
else if(hundreds == 9)
hundred = "nine hundred";
word = hundred + " " + tenAndUnit;
return word;
}
public String inThousands(int num, int digit){
int thousands = 0;
int hundredsAndOthers = num%1000;
String thousand = "";
String hundredAndOther = "";
String word = "";
if(digit == 5)
{
thousands = num/1000;
thousand = inTens(thousands, 2);
}
else if(digit == 4)
{
thousands = num/1000;
thousand = inTens(thousands, 1);
}
if(hundredsAndOthers/100 == 0) // in case of "023"
hundredAndOther = inTens(hundredsAndOthers, 2);
else
hundredAndOther = inHundreds(hundredsAndOthers, 3);
word = thousand + " thousand " + hundredAndOther;
return word;
}
}
import java.lang.*;
import java.io.*;
public class rupee
{
public static void main(String[] args)throws IOException
{
int len=0,revnum=0,i,dup=0,j=0,k=0;
int gvalue;
String[] ones={"one","Two","Three","Four","Five","Six","Seven","Eight","Nine","Eleven","Twelve","Thirteen","Fourteen","Fifteen","Sixteen","Seventeen","Eighteen","Nineteen",""};
String[] twos={"Ten","Twenty","Thirty","Fourty","fifty","Sixty","Seventy","eighty","Ninety",""};
System.out.println("\n Enter value");
InputStreamReader b=new InputStreamReader(System.in);
BufferedReader br=new BufferedReader(b);
gvalue=Integer.parseInt(br.readLine());
if(gvalue==10)
System.out.println("Ten");
else if(gvalue==100)
System.out.println("Hundred");
else if(gvalue==1000)
System.out.println("Thousand");
dup=gvalue;
for(i=0;dup>0;i++)
{
revnum=revnum*10+dup%10;
len++;
dup=dup/10;
}
while(j<len)
{
if(gvalue<10)
{
System.out.println(ones[gvalue-1]);
}
else if(gvalue>10&&gvalue<=19)
{
System.out.println(ones[gvalue-2]);
break;
}
else if(gvalue>19&&gvalue<100)
{
k=gvalue/10;
gvalue=gvalue%10;
System.out.println(twos[k-1]);
}
else if(gvalue>100&&gvalue<1000)
{
k=gvalue/100;
gvalue=gvalue%100;
System.out.println(ones[k-1] +"Hundred");
}
else if(gvalue>=1000&&gvalue<9999)
{
k=gvalue/1000;
gvalue=gvalue%1000;
System.out.println(ones[k-1]+"Thousand");
}
else if(gvalue>=11000&&gvalue<=19000)
{
k=gvalue/1000;
gvalue=gvalue%1000;
System.out.println(twos[k-2]+"Thousand");
}
else if(gvalue>=12000&&gvalue<100000)
{
k=gvalue/10000;
gvalue=gvalue%10000;
System.out.println(ones[gvalue-1]);
}
else
{
System.out.println("");
}
j++;
}
}
}
Это еще один способ...(с ограниченным диапазоном)
public static String numToWord(Integer i) {
final String[] units = { "Zero", "One", "Two", "Three",
"Four", "Five", "Six", "Seven", "Eight", "Nine", "Ten", "Eleven",
"Twelve", "Thirteen", "Fourteen", "Fifteen", "Sixteen",
"Seventeen", "Eighteen", "Nineteen" };
final String[] tens = { "", "", "Twenty", "Thirty", "Forty",
"Fifty", "Sixty", "Seventy", "Eighty", "Ninety" };
if (i < 20)
return units[i];
if (i < 100)
return tens[i / 10] + ((i % 10 > 0) ? " " + numToWord(i % 10) : "");
if (i < 1000)
return units[i / 100] + " Hundred"
+ ((i % 100 > 0) ? " and " + numToWord(i % 100) : "");
if (i < 1000000)
return numToWord(i / 1000) + " Thousand "
+ ((i % 1000 > 0) ? " " + numToWord(i % 1000) : "");
return numToWord(i / 1000000) + " Million "
+ ((i % 1000000 > 0) ? " " + numToWord(i % 1000000) : "");
}
import java.util.Scanner;
public class StringToNum {
public static void main(String args[])
{
Scanner sc=new Scanner(System.in);
System.out.println("Enter the no: ");
int no=sc.nextInt();
int arrNum[]=new int[10];
int i=0;
while(no!=0)
{
arrNum[i]=no%10;
no=no/10;
i++;
}
int len=i;
int arrNum1[]=new int[len];
int j=0;
for(int k=len-1;k>=0;k--)
{
arrNum1[j]=arrNum[k];
j++;
}
StringToNum stn=new StringToNum();
String output="";
switch(len)
{
case 1:
{
output+=stn.strNum1(arrNum1[len-1]);
System.out.println("output="+output);
break;
}
case 2:
{
int no1=arrNum1[len-2]*10+arrNum1[len-1];
if(no1>=11 & no1<=19)
{
output=stn.strNum2(no1);
// output=output+" "+stn.strNum1(arrNum1[len-1]);
System.out.println("output="+output);
}
else
{
arrNum1[len-2]=arrNum1[len-2]*10;
output+=stn.strNum2(arrNum1[len-2]);
output=output+" "+stn.strNum1(arrNum1[len-1]);
System.out.println("output="+output);
}
break;
}
case 3:
{
output=stn.strNum1(arrNum1[len-3])+" hundred ";
int no1=arrNum1[len-2]*10+arrNum1[len-1];
if(no1>=11 & no1<=19)
{
output=stn.strNum2(no1);
}
else
{
arrNum1[len-2]=arrNum1[len-2]*10;
output+=stn.strNum2(arrNum1[len-2]);
output=output+" "+stn.strNum1(arrNum1[len-1]);
}
System.out.println("output="+output);
break;
}
case 4:
{
output=stn.strNum1(arrNum1[len-4])+" thousand ";
if(!stn.strNum1(arrNum1[len - 3]).equals(""))
{
output+=stn.strNum1(arrNum1[len-3])+" hundred ";
}
int no1=arrNum1[len-2]*10+arrNum1[len-1];
if(no1>=11 & no1<=19)
{
output=stn.strNum2(no1);
}
else
{
arrNum1[len-2]=arrNum1[len-2]*10;
output+=stn.strNum2(arrNum1[len-2]);
output=output+" "+stn.strNum1(arrNum1[len-1]);
}
System.out.println("output="+output);
break;
}
case 5:
{
int no1=arrNum1[len-5]*10+arrNum1[len-4];
if(no1>=11 & no1<=19)
{
output=stn.strNum2(no1)+" thousand ";
}
else
{
arrNum1[len-5]=arrNum1[len-5]*10;
output+=stn.strNum2(arrNum1[len-5]);
output=output+" "+stn.strNum1(arrNum1[len-4])+" thousand ";
}
if( !stn.strNum1(arrNum1[len - 3]).equals(""))
{
output+=stn.strNum1(arrNum1[len-3])+" hundred ";
}
no1 = arrNum1[len - 2] * 10 + arrNum1[len - 1];
if(no1>=11 & no1<=19)
{
output=stn.strNum2(no1);
}
else
{
arrNum1[len-2]=arrNum1[len-2]*10;
output+=stn.strNum2(arrNum1[len-2]);
output=output+" "+stn.strNum1(arrNum1[len-1]);
}
System.out.println("output="+output);
break;
}
case 6:
{
output+=stn.strNum1(arrNum1[len-6])+" million ";
int no1=arrNum1[len-5]*10+arrNum1[len-4];
if(no1>=11 & no1<=19)
{
output+=stn.strNum2(no1)+" thousand ";
}
else
{
arrNum1[len-5]=arrNum1[len-5]*10;
output+=stn.strNum2(arrNum1[len-5]);
output=output+" "+stn.strNum1(arrNum1[len-4])+" thousand ";
}
if( !stn.strNum1(arrNum1[len - 3]).equals(""))
{
output+=stn.strNum1(arrNum1[len-3])+" hundred ";
}
no1 = arrNum1[len - 2] * 10 + arrNum1[len - 1];
if(no1>=11 & no1<=19)
{
output=stn.strNum2(no1);
}
else
{
arrNum1[len-2]=arrNum1[len-2]*10;
output+=stn.strNum2(arrNum1[len-2]);
output=output+" "+stn.strNum1(arrNum1[len-1]);
}
System.out.println("output="+output);
break;
}
case 7:
{
int no1=arrNum1[len-7]*10+arrNum1[len-6];
if(no1>=11 & no1<=19)
{
output=stn.strNum2(no1)+" Milloin ";
}
else
{
arrNum1[len-7]=arrNum1[len-7]*10;
output+=stn.strNum2(arrNum1[len-7]);
output=output+" "+stn.strNum1(arrNum1[len-6])+" Million ";
}
no1=arrNum1[len-5]*10+arrNum1[len-4];
if(no1>=11 & no1<=19)
{
output=stn.strNum2(no1)+" Thousand ";
}
else
{
arrNum1[len-5]=arrNum1[len-5]*10;
output+=stn.strNum2(arrNum1[len-5]);
output=output+" "+stn.strNum1(arrNum1[len-4])+" Thousand ";
}
if( !stn.strNum1(arrNum1[len - 3]).equals(""))
{
output+=stn.strNum1(arrNum1[len-3])+" Hundred ";
}
no1 = arrNum1[len - 2] * 10 + arrNum1[len - 1];
if(no1>=11 & no1<=19)
{
output=stn.strNum2(no1);
}
else
{
arrNum1[len-2]=arrNum1[len-2]*10;
output+=stn.strNum2(arrNum1[len-2]);
output=output+" "+stn.strNum1(arrNum1[len-1]);
}
System.out.println("output="+output);
break;
}
}
}
String strNum1(int a)
{
String op="";
switch(a)
{
case 1:
{
op="one";
break;
}
case 2:
{
op="two";
break;
}
case 3:
{
op="three";
break;
}
case 4:
{
op="four";
break;
}
case 5:
{
op="five";
break;
}
case 6:
{
op="six";
break;
}
case 7:
{
op="seven";
break;
}
case 8:
{
op="eight";
break;
}
case 9:
{
op="nine";
break;
}
}
return op;
}
String strNum2(int a)
{
String op="";
switch(a)
{
case 10:
{
op="ten";
break;
}
case 20:
{
op="twenty";
break;
}
case 30:
{
op="thirty";
break;
}
case 40:
{
op="fourty";
break;
}
case 50:
{
op="fifty";
break;
}
case 60:
{
op="sixty";
break;
}
case 70:
{
op="seventy";
break;
}
case 80:
{
op="eighty";
break;
}
case 90:
{
op="ninty";
break;
}
case 11:
{
op="eleven";
break;
}
case 12:
{
op="twelve";
break;
}
case 13:
{
op="thirteen";
break;
}
case 14:
{
op="fourteen";
break;
}
case 15:
{
op="fifteen";
break;
}
case 16:
{
op="sixteen";
break;
}
case 17:
{
op="seventeen";
break;
}
case 18:
{
op="eighteen";
break;
}
case 19:
{
op="nineteen";
break;
}
}
return op;
}
}
Я использовал 2-х мерный массив...
import java.util.Scanner;
public class numberEnglish {
public static void main(String args[])
{
String[ ][ ] aryNumbers = new String[9][4];
aryNumbers[0][0] = "one";
aryNumbers[0][1] = "ten";
aryNumbers[0][2] = "one hundred and";
aryNumbers[0][3] = "one thousand";
aryNumbers[1][0] = "two";
aryNumbers[1][1] = "twenty";
aryNumbers[1][2] = "two hundred and";
aryNumbers[1][3] = "two thousand";
aryNumbers[2][0] = "three";
aryNumbers[2][1] = "thirty";
aryNumbers[2][2] = "three hundred and";
aryNumbers[2][3] = "three thousand";
aryNumbers[3][0] = "four";
aryNumbers[3][1] = "fourty";
aryNumbers[3][2] = "four hundred and";
aryNumbers[3][3] = "four thousand";
aryNumbers[4][0] = "five";
aryNumbers[4][1] = "fifty";
aryNumbers[4][2] = "five hundred and";
aryNumbers[4][3] = "five thousand";
aryNumbers[5][0] = "six";
aryNumbers[5][1] = "sixty";
aryNumbers[5][2] = "six hundred and";
aryNumbers[5][3] = "six thousand";
aryNumbers[6][0] = "seven";
aryNumbers[6][1] = "seventy";
aryNumbers[6][2] = "seven hundred and";
aryNumbers[6][3] = "seven thousand";
aryNumbers[7][0] = "eight";
aryNumbers[7][1] = "eighty";
aryNumbers[7][2] = "eight hundred and";
aryNumbers[7][3] = "eight thousand";
aryNumbers[8][0] = "nine";
aryNumbers[8][1] = "ninty";
aryNumbers[8][2] = "nine hundred and";
aryNumbers[8][3] = "nine thousand";
//System.out.println(aryNumbers[0] + " "+aryNumbers[0] + " ");
int number=0;
Scanner sc = new Scanner(System.in);
System.out.println(" Enter Number 4 digited number:: ");
number = sc.nextInt();
int temp = number;
int count=1;
String english="";
String tenglish = "";
if(number == 0)
{
System.out.println("*********");
System.out.println("Zero");
System.out.println("*********");
sc.close();
return;
}
while(temp !=0)
{
int r = temp%10;
if(r==0)
{
tenglish = " zero ";
count++;
}
else
{
int t1=r-1;
int t2 = count-1;
//System.out.println(t1 +" "+t2);
count++;
tenglish = aryNumbers[t1][t2];
//System.out.println(aryNumbers[t1][t2]);
}
english = tenglish +" "+ english;
temp = temp/10;
}
//System.out.println(aryNumbers[0][0]);
english = english.replace("ten zero", "ten");
english = english.replace("twenty zero", "twenty");
english = english.replace("thirty zero", "thirty");
english = english.replace("fourty zero", "fourty");
english = english.replace("fifty zero", "fifty");
english = english.replace("sixty zero", "sixty");
english = english.replace("seventy zero", "seventy");
english = english.replace("eighty zero", "eighty");
english = english.replace("ninety zero", "ninety");
english = english.replace("ten one", "eleven");
english = english.replace("ten two", "twelve");
english = english.replace("ten three", "thirteen");
english = english.replace("ten four", "fourteen");
english = english.replace("ten five", "fifteen");
english = english.replace("ten six", "sixteen");
english = english.replace("ten seven", "seventeen");
english = english.replace("ten eight", "eighteen");
english = english.replace("ten nine", "nineteen");
english = english.replace(" zero ", "");
int length = english.length();
String sub = english.substring(length-6,length-3);
//System.out.println(length);
//System.out.println(sub);
if(sub.equals("and"))
{
//System.out.println("hello");
english=english.substring(0,length-6);
}
System.out.println("********************************************");
System.out.println(english);
System.out.println("********************************************");
sc.close();
}
}