package Question17_7;
import CtCILibrary.AssortedMethods;
public class Question {
public static String[] digits = {"One", "Two", "Three", "Four", "Five", "Six", "Seven", "Eight", "Nine"};
public static String[] teens = {"Eleven", "Twelve", "Thirteen", "Fourteen", "Fifteen", "Sixteen", "Seventeen", "Eighteen", "Nineteen"};
public static String[] tens = {"Ten", "Twenty", "Thirty", "Forty", "Fifty", "Sixty", "Seventy", "Eighty", "Ninety"};
public static String[] bigs = {"", "Thousand", "Million", "Billion"};
public static String numToString(int number) {
if (number == 0) {
return "Zero";
}
if (number < 0) {
return "Negative " + numToString(-1 * number);
}
int count = 0;
String str = "";
while (number > 0) {
if (number % 1000 != 0) {
str = numToString100(number % 1000) + bigs[count] + " " + str;
}
number /= 1000;
count++;
}
return str;
}
public static String numToString100(int number) {
String str = "";
/* Convert hundreds place */
if (number >= 100) {
str += digits[number / 100 - 1] + " Hundred ";
number %= 100;
}
/* Convert tens place */
if (number >= 11 && number <= 19) {
return str + teens[number - 11] + " ";
} else if (number == 10 || number >= 20) {
str += tens[number / 10 - 1] + " ";
number %= 10;
}
/* Convert ones place */
if (number >= 1 && number <= 9) {
str += digits[number - 1] + " ";
}
return str;
}
public static void main(String[] args) {
/* numbers between 100000 and 1000000 */
for (int i = 0; i < 8; i++) {
int value = (int) Math.pow(10, i);
String s = numToString(-1 * value);
System.out.println(value + ": " + s);
}
/* numbers between 0 and 100 */
for (int i = 0; i < 10; i++) {
int value = AssortedMethods.randomIntInRange(0, 100);
String s = numToString(value);
System.out.println(value + ": " + s);
}
/* numbers between 100 and 1000 */
for (int i = 0; i < 10; i++) {
int value = AssortedMethods.randomIntInRange(100, 1000);
String s = numToString(value);
System.out.println(value + ": " + s);
}
/* numbers between 1000 and 100000 */
for (int i = 0; i < 10; i++) {
int value = AssortedMethods.randomIntInRange(1000, 100000);
String s = numToString(value);
System.out.println(value + ": " + s);
}
/* numbers between 100000 and 100000000 */
for (int i = 0; i < 10; i++) {
int value = AssortedMethods.randomIntInRange(100000, 100000000);
String s = numToString(value);
System.out.println(value + ": " + s);
}
/* numbers between 100000000 and 1000000000 */
for (int i = 0; i < 10; i++) {
int value = AssortedMethods.randomIntInRange(100000000, 1000000000);
String s = numToString(value);
System.out.println(value + ": " + s);
}
/* numbers between 1000000000 and Integer.MAX_VALUE */
for (int i = 0; i < 10; i++) {
int value = AssortedMethods.randomIntInRange(1000000000, Integer.MAX_VALUE);
String s = numToString(value);
System.out.println(value + ": " + s);
}
}
}