1 files changed, 25 insertions, 0 deletions
diff --git a/src/network_set.h b/src/network_set.h
new file mode 100644
index 0000000..e6f0c07
--- /dev/null
+++ b/src/network_set.h

@@ -0,0 +1,25 @@
+#ifndef NETWORK_SET_H_3036B8E3
+#define NETWORK_SET_H_3036B8E3
+#include <map>
+#include <optional>
+#include <set>
+#include <utility>
+#include <vector>
+class NetworkSet {
+ public:
+  void Clear();
+  void AddLink(int id1, int id2);
+  bool IsItemInNetwork(int id) const;
+  const std::set<std::pair<int, int>>& GetNetworkGraph(int id) const;
+ private:
+  std::map<int, std::set<std::pair<int, int>>> network_by_item_;
+};
+#endif /* end of include guard: NETWORK_SET_H_3036B8E3 */

diff --git a/src/network_set.h b/src/network_set.h new file mode 100644 index 0000000..e6f0c07 --- /dev/null +++ b/src/network_set.h
@@ -0,0 +1,25 @@
	1	#ifndef NETWORK_SET_H_3036B8E3
	2	#define NETWORK_SET_H_3036B8E3
	3
	4	#include <map>
	5	#include <optional>
	6	#include <set>
	7	#include <utility>
	8	#include <vector>
	9
	10	class NetworkSet {
	11	public:
	12	void Clear();
	13
	14	void AddLink(int id1, int id2);
	15
	16	bool IsItemInNetwork(int id) const;
	17
	18	const std::set<std::pair<int, int>>& GetNetworkGraph(int id) const;
	19
	20	private:
	21
	22	std::map<int, std::set<std::pair<int, int>>> network_by_item_;
	23	};
	24
	25	#endif /* end of include guard: NETWORK_SET_H_3036B8E3 */