17

2022-11-12 17:16:28 -08:00
parent 5b21e37772
commit 40c6998e05
3 changed files with 238 additions and 1 deletions
--- a/lib/include/aocpp/Grid.hpp
+++ b/lib/include/aocpp/Grid.hpp
@@ -13,6 +13,14 @@ namespace aocpp {
 struct Grid {
  std::vector<std::string> rows;

+  auto contains(Coord c) const -> bool {
+    return 
+         0 <= c.x
+      && 0 <= c.y
+      && c.y < rows.size()
+      && c.x < rows[c.y].size();
+  }
+
  auto operator[](Coord c)       -> char& { return rows[c.y][c.x]; }
  auto operator[](Coord c) const -> char  { return rows[c.y][c.x]; }

@@ -40,4 +48,4 @@ struct Grid {

 }

-#endif
+#endif