// alex lo

import java.util.*;

class Mirror {
	public static void main(String[] args) {
		Scanner inputScanner = new Scanner(System.in);

		while(inputScanner.hasNext())
		{
			String line = inputScanner.nextLine();
			
			if(line.startsWith("#"))
				break;
			
			String output = "";
			
			for (int i = line.length() - 1; i >= 0; i--) 
			{ 
			    char c = line.charAt(i); 

				if(c == 'p')
				{
					output += "q";
					continue;
				}
				if(c == 'q')
				{
					output +="p";
					continue;
				}
				if(c == 'b')
				{
					output +="d";
					continue;
				}
				if(c == 'd')
				{
					output +="b";
					continue;
				}
				
				if (c == 'i' || c == 'o' || c == 'v' || c == 'w' || c == 'x')
				{
					output += String.valueOf(c);
					continue;
				}
				
				output = "INVALID";
				break;			
			}
			System.out.println(output);			
		}		
	}
}