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main.java
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main.java
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import java.util.Scanner;
public class StringTask {
public static void main(String[] args) {
Scanner s = new Scanner(System.in);
String m= s.nextLine();
System.out.println(k(r(m.toLowerCase())));
}
public static String k(String a){
String b=".", c="";
for(int i=0;i<a.length();i++){
c=c+b+a.charAt(i);
}
return c;
}
public static String r(String a){
String b="", c ;
StringBuilder sb = new StringBuilder(a);
for(int i=0;i<sb.length();i++){
if(sb.charAt(i)=='a'||sb.charAt(i)=='e'||sb.charAt(i)=='i'
||sb.charAt(i)=='o'||sb.charAt(i)=='u'){
sb.setCharAt(i, '\0');
}
c= sb.toString();
if(Character.isLetter(c.charAt(i)))
b=b+ c.charAt(i);
}
return b;
}
}