addPoints method
Implementation
void addPoints(Points other) {
_positive += other.positive;
_negative += other.negative;
_occurrences += other.occurrences;
_modifier += other.modifier;
}
void addPoints(Points other) {
_positive += other.positive;
_negative += other.negative;
_occurrences += other.occurrences;
_modifier += other.modifier;
}