Region::const_iterator Board::find(const Region& ss, const Piece &value) const {
for (auto s = ss.cbegin(); s != ss.cend(); s++) {
if (at(s->file(),s->rank()) == value)
return s;
}
return ss.cend();
}
int Board::count_repeats(const Region& ss, const Piece &value) const {
int result = 0;
bool repeating = false;
int count = 0;
for (auto s = ss.cbegin(); s != ss.cend(); s++)
if (at(s->file(),s->rank()) == value) {
if (repeating)
count++;
else
count = 1;
if (count > result)
result = count;
repeating = true;
} else
repeating = false;
return result;
}
void Board::operator()(const Region& ss, const Piece &value) {
for (auto s = ss.cbegin(); s != ss.cend(); s++)
place(s->file(),s->rank(),value);
}
