public Boolean removeDot() {
if (getDotCount() > 0) {
setDotCount(getDotCount() - 1);
return true;
} else {
return false;
}
}
public Boolean putDot() {
if (getDotCount() < MAX_DOT_COUNT) {
setDotCount(getDotCount() + 1);
return true;
} else {
return false;
}
}