/****************************************************************************** * Compilation: javac Hellos.java * Execution: java Hellos n * * Prints ith Hello for i = 1 to n. * * % java Hellos * 1st Hello * 2nd Hello * 3rd Hello * 4th Hello * 5th Hello * 6th Hello * 7th Hello * 8th Hello * 9th Hello * 10th Hello * 11th Hello * 12th Hello * 13th Hello * 14th Hello * 15th Hello * 16th Hello * 17th Hello * 18th Hello * 19th Hello * 20th Hello * 21st Hello * 22nd Hello * 23rd Hello * 24th Hello * ******************************************************************************/ public class Hellos { public static void main(String[] args) { int n = Integer.parseInt(args[0]); for (int i = 1; i <= n; i++) { System.out.print(i); // ends in 11 through 20 -> use "th" as suffix if (i % 100 >= 11 && i % 100 <= 20) { System.out.print("th"); } // otherwise if ends in { 1, 2, 3 } -> use { "st", "nd", "rd" } as suffix else if (i % 10 == 1) System.out.print("st"); else if (i % 10 == 2) System.out.print("nd"); else if (i % 10 == 3) System.out.print("rd"); // otherwise use "th" as suffix else System.out.print("th"); System.out.println(" Hello"); } } }