Попробуйте вот так
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.HashMap;
public class Test {
/*final static int a = 1, b = 2, c = 3, d = 4, e = 5, f = 8, g = 3, h = 5,
i = 1, j = 1, k = 2, l = 3, m = 4, n = 5, o = 7, p = 8, q = 1,
r = 2, s = 3, t = 4, u = 6, v = 6, w = 6, x = 5, y = 1, z = 7;*/
public static void main(String[] args) throws IOException {
BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
String userInput = (in.readLine()).toLowerCase();
HashMap<Character,Integer> hm = new HashMap<Character, Integer>();
hm.put('a', 1); hm.put('b', 2); hm.put('c', 3); hm.put('d', 4); hm.put('e', 5);
hm.put('f', 8); hm.put('g', 3); hm.put('h', 5); hm.put('i', 1); hm.put('j', 1);
hm.put('k', 2); hm.put('l', 3); hm.put('m', 4); hm.put('n', 5); hm.put('o', 7);
hm.put('p', 8); hm.put('q', 1); hm.put('r', 2); hm.put('s', 3); hm.put('t', 4);
hm.put('u', 6); hm.put('v', 6); hm.put('w', 6); hm.put('x', 5); hm.put('y', 1);
hm.put('z', 7);
int total = 0;
for(int ai=0;ai<userInput.length();ai++){
total+= hm.get(userInput.charAt(ai));
}
System.out.println(total);
}
}