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NumLiterals.java
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NumLiterals.java
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import java.io.*;
import java.util.*;
public class NumLiterals{
public static void main(String[] args){
Scanner sc = new Scanner(System.in);
int n = sc.nextInt();
System.out.println(literal(n));
}
public static String literal(int n){
String[] ones = {"zero", "one", "two", "three", "four", "five", "six", "seven", "eight", "nine"};
String[] tens = {"ten", "twenty", "thirty", "forty", "fifty", "sixty", "seventy", "eighty", "ninety"};
String[] tenTwenties = {"ten", "eleven", "twelve", "thirteen", "fourteen", "fifteen", "sixteen", "seventeen", "eighteen", "nineteen"};
String[] tenPow = {"ten", "hundred", "thousand", "million"};
StringBuilder literal = new StringBuilder();
int temp = n;
int count = getCount(n);
while(true){
if(count == 1){
literal.append(ones[temp]);
return literal.toString();
}
else if(count == 2){
if(n >= 10 && n < 20){
literal.append(tenTwenties[n - 10]);
return literal.toString();
}
else if(n >= 20){
int t = n/10;
int s = n%10;
literal.append(tens[t - 1] + " ");
if(s != 0){
literal.append(ones[s]);
}
return literal.toString();
}
}
}
}
public static int getCount(int n){
int count = 0;
while(n > 0){
count++;
n /= 10;
}
return count;
}
}