Solution.java

import java.io.*;
import java.util.*;
import java.text.*;
import java.math.*;
import java.util.regex.*;

public class Solution {

    static int theLoveLetterMystery(String s){
        int counter = 0;
        int i = 0;
        int j = s.length() - 1;

        while (i <= j) {
            if (s.charAt(i) != s.charAt(j)) {
                counter += Math.abs(((int) s.charAt(i)) - ((int) s.charAt(j)));
            }
            i++; j--;
        }

        return counter;
    }

    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        int q = in.nextInt();
        for(int a0 = 0; a0 < q; a0++){
            String s = in.next();
            int result = theLoveLetterMystery(s);
            System.out.println(result);
        }
    }
}