import java.util.Scanner; import java.util.Arrays; public class MrString { public static void main(String[] args) { Scanner scanner = new Scanner(System.in); int resultNumber = 0; int n = scanner.nextInt(); int[] arr = new int[n]; String[] stringArr = new String[n]; for (int i = 0; i < n; i++) { arr[i] = scanner.nextInt(); } for (int i = 0; i < n; i++) { stringArr[i] = numberToWords(arr[i]); } int totalNumberOfVowels = 0; for (int i = 0; i < n; i++) { totalNumberOfVowels += vowelCount(stringArr[i]); } Arrays.sort(arr); arr = removeDuplicates(arr); n = arr.length; int pairSum; for (int i = 0; i < n; i++) { for (int j = i; j < n; j++) { pairSum = arr[i] + arr[j]; if (pairSum == totalNumberOfVowels) { resultNumber++; } } } if (resultNumber <= 100) { System.out.println(numberToWords(resultNumber)); } else { System.out.println("\"greater 100\""); } } public static int vowelCount(String str) { int count = 0; str = str.toLowerCase(); for (int i = 0; i < str.length(); i++) { char ch = str.charAt(i); if (ch == 'a' || ch == 'e' || ch == 'i' || ch == 'o' || ch == 'u') { count++; } } return count; } public static String numberToWords(int n) { String textOfNumber; final String[] unitArray = {"zero", "one", "two", "three", "four", "five", "six", "seven", "eight", "nine"}; final String[] unitArray2 = {"ten", "eleven", "twelve", "thirteen", "fourteen", "fifteen", "sixteen", "seventeen", "eighteen", "nineteen"}; final String[] tensArray = {"", "", "twenty", "thirty", "forty", "fifty", "sixty", "seventy", "eighty", "ninety"}; if (n < 10) { textOfNumber = unitArray[n]; } else if (n <= 19) { textOfNumber = unitArray2[n % 10]; } else if (n <= 99) { if (n % 10 == 0) { textOfNumber = tensArray[n / 10]; } else { textOfNumber = tensArray[n / 10] + " " + unitArray[n % 10]; } } else { textOfNumber = "hundred"; } return textOfNumber; } public static int[] removeDuplicates(int[] arr) { int len = arr.length; for (int i = 0; i < len; i++) { for (int j = i + 1; j < len; j++) { if (arr[i] == arr[j]) { int temp = j; // Storing start index of shifting for (int k = j + 1; k < len; k++) { arr[temp] = arr[k]; temp++; } len--; //For ignoring last element j--; } } } int[] shortedArray = new int[len]; if (len >= 0) System.arraycopy(arr, 0, shortedArray, 0, len); return shortedArray; } }