[英]Methods printing same line and arrays issues java
我必須創建一個程序,該程序接受用戶int
輸入並以 word 形式輸出int
。 示例:如果輸入 101,則程序輸出“ONE HUNDRED AND ONE”。 我也不知道如何打印 2 位數字,例如 54、34、69 等。
import java.util.Scanner;
public class rough{
public static void main(String args[]){
int number = 0;
Scanner scanner = new Scanner(System.in);
System.out.print("Please type a number between 0 and 999 OR type -1 to exit: ");
number = scanner.nextInt();
while(number!=-1){
if(number>=0 && number<=999){
if(number==0){
System.out.print("ZERO");
} else if(number==100||number==200||number==300||number==400||number==500||number==600||number==700||number==800||number==900){
hundred(number);
}else if(number >=1 && number <=19){
from1To19(number);
}else if(number==20||number==30||number==40||number==50||number==60||number==70||number==80||number==90){
tens(number);
}else if(number>=101){
From101(number);
}
} else{
System.out.print("NUMBER OUT OF RANGE");
}
System.out.print("\nPlease type a number between 0 and 999 OR type -1 to exit: ");
number = scanner.nextInt();
}
}
public static void hundred(int num){
String HUNDREDS[] = {" ", "ONE HUNDRED", "TWO HUNDRED", "THREE HUNDRED", "FOUR HUNDRED", "FIVE HUNDRED", "SIX HUNDRED", "SEVEN HUNDRED", "EIGHT HUNDRED", "NINE HUNDRED"};
if(num>=100){
int ArrayOrder = num/100;
System.out.println(HUNDREDS[ArrayOrder]);
}else{
System.out.println(HUNDREDS[num]);
}
}
public static void tens(int num){
String TENS[] = {" ", " ", " TWENTY", " THIRTY", " FOURTY", " FIFTY", " SIXTY", " SEVENTY", " EIGHTY", " NINETY"};
if(num >=20){
int ArrayOrder = num/10;
System.out.println(TENS[ArrayOrder]);
}else{
System.out.println(TENS[num]);
}
}
public static void from1To19(int num){
String ONES[] = {" ", " ONE", " TWO", " THREE", " FOUR", " FIVE", " SIX", " SEVEN", " EIGHT", " NINE", " TEN", " ELEVEN", " TWELVE", " THIRTEEN", " FOURTEEN", " FIFTEEN", " SIXTEEN", " SEVENTEEN", " EIGHTEEN", " NINETEEN"};
System.out.println(ONES[num]);
}
public static void From101(int num){
int first = num%10;//last number of ###
num = num;//##
int second = num%10;//last number of ##
num = num;//#
hundred(num); tens(second); from1To19(first);
}
}
所以我的問題是: 1. 我想讓 From101 中的 3 種方法打印在同一行上。
如果你輸入 678 或 445。我會得到:
六百八十八
而不是六百七十八。
我稍微修改了您的代碼,為towDigitNumber()
添加了新方法,您必須刪除if(number >=1 && number <=19)
上的 if 條件並設置新條件來管理兩位數,即if(number >=1 && number<=99)
修改后的代碼:我在我所做的更改中添加了注釋。
package com.org.test;
import java.util.Scanner;
public class rough{
public static void main(String args[]){
int number = 0;
Scanner scanner = new Scanner(System.in);
System.out.print("Please type a number between 0 and 999 OR type -1 to exit: ");
number = scanner.nextInt();
while(number!=-1){
if(number>=0 && number<=999){
if(number==0){
System.out.print("ZERO");
} else if(number==100||number==200||number==300||number==400||number==500||number==600||number==700||number==800||number==900){
hundred(number);
}else if(number==20||number==30||number==40||number==50||number==60||number==70||number==80||number==90){
tens(number);
}else if(number>=101){
From101(number);
}else if(number >=1 && number<=99){ // checking for numbers which are less then 99.
if(number >=1 && number <=19){
from1To19(number);
}else{
twoDigitNumber(number); // added new method that call two digit number
}
}
} else{
System.out.print("NUMBER OUT OF RANGE");
}
System.out.print("\nPlease type a number between 0 and 999 OR type -1 to exit: ");
number = scanner.nextInt();
}
}
public static void hundred(int num){
String HUNDREDS[] = {" ", "ONE HUNDRED", "TWO HUNDRED", "THREE HUNDRED", "FOUR HUNDRED", "FIVE HUNDRED", "SIX HUNDRED", "SEVEN HUNDRED", "EIGHT HUNDRED", "NINE HUNDRED"};
if(num>=100){
int ArrayOrder = num/100;
System.out.print(HUNDREDS[ArrayOrder]); // add print statement not println
}else{
System.out.print(HUNDREDS[num]); // add print statement not println
}
}
public static void tens(int num){
String TENS[] = {" ", " ", " TWENTY", " THIRTY", " FOURTY", " FIFTY", " SIXTY", " SEVENTY", " EIGHTY", " NINETY"};
if(num >=20){
int ArrayOrder = num/10;
System.out.print(TENS[ArrayOrder]); // add print statement not println
}else{
System.out.print(TENS[num]); // add print statement not println
}
}
public static void from1To19(int num){
String ONES[] = {" ", " ONE", " TWO", " THREE", " FOUR", " FIVE", " SIX", " SEVEN", " EIGHT", " NINE", " TEN", " ELEVEN", " TWELVE", " THIRTEEN", " FOURTEEN", " FIFTEEN", " SIXTEEN", " SEVENTEEN", " EIGHTEEN", " NINETEEN"};
System.out.println(ONES[num]);
}
public static void twoDigitNumber(int num){
String ONES[] = {" ", " ONE", " TWO", " THREE", " FOUR", " FIVE", " SIX", " SEVEN", " EIGHT", " NINE", " TEN"};
String PRO[] = {"",""," TWENTY", "THRTY", "FOURTY", " FIFTY", " SIXTY", " SEVENTY", " EIGHTY", " NINETY"};
System.out.print(PRO[(num/10)]);
System.out.print(ONES[(num%10)]);
}
public static void From101(int num){
int first = num%10;// find the first number
num = num;//##
int second = (num/10)%10;// find second number
num = num;//#
hundred(num); tens(second); from1To19(first);
}
}
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