boolean hangman(String word, String letters) {
int missed = 0;
while (missed < 6 && letters.length() > 0) {
if (word.indexOf(letters.charAt(0)) >= 0)
word = word.replace(""+letters.charAt(0), "");
else missed++;
if (word.length() == 0) return true;
letters = letters.substring(1);
}
return false;
}