Worked on c++

shenzhen_solitaire/c++/include/card.hpp

@@ -0,0 +1,15 @@
+#pragma once
+#include <cassert>
+#include <string>
+
+namespace solitaire {
+enum class CardType : int { Zhong, Bai, Fa, Hua, Red, Green, Black };
+
+auto isNormalCardType(CardType type) -> bool;
+
+struct Card {
+  CardType type;
+  int value;
+  [[nodiscard]] auto toString() const noexcept -> std::string;
+};
+} // namespace solitaire