Coderforces String Task

http://codeforces.com/problemset/problem/118/A

import java.util.Scanner;public class String_Task {public static void main(String[] args) {Scanner scanner = new Scanner(System.in);String string = scanner.nextLine().toLowerCase();char[] ch = string.toCharArray();int n = ch.length;StringBuilder stringBuilder = new StringBuilder();for(int i = 0; i <n; i++) {if(equals(String.valueOf(ch[i]))) {stringBuilder.append(".");stringBuilder.append(ch[i]);}}System.out.println(stringBuilder.toString());}public static boolean equals(String cc) {if(cc.equalsIgnoreCase("A")) {return false;} else if(cc.equalsIgnoreCase("E")) {return false;} else if(cc.equalsIgnoreCase("I")) {return false;}else if(cc.equalsIgnoreCase("O")) {return false;} else if(cc.equalsIgnoreCase("U")) {return false;} else if(cc.equalsIgnoreCase("Y")) {return false;}return true;}}