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fix BlockIterator always starting at pos 0 (even if there's no Block there)

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Christoph Urlacher
2026-02-20 00:07:42 +01:00
parent a48a6caefc
commit ca83d5724f
1 changed files with 7 additions and 1 deletions
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8
include/klotski.hpp
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@ -237,7 +237,13 @@ public:
bool operator!=(const State &other) const { return !(*this == other); } bool operator!=(const State &other) const { return !(*this == other); }
BlockIterator begin() const { return BlockIterator(*this); } BlockIterator begin() const {
BlockIterator it = BlockIterator(*this);
if (!(*it).IsValid()) {
++it;
}
return it;
}
BlockIterator end() const { return BlockIterator(*this, width * height); } BlockIterator end() const { return BlockIterator(*this, width * height); }