for grid traversal

offamitkumar · offamitkumar · commit f765c2b5d861 · 2020-06-06T11:52:42.000+05:30
diff --git a/directions.cpp b/directions.cpp
@@ -0,0 +1,12 @@
+// 8 - D
+array<int,8>X{-1,-1,-1,0,0 ,1,1,1};
+array<int,8>Y{-1, 0, 1,1,-1,1,-1,0};
+
+
+// 4 - D
+
+array<int,4>X{-1,1,0,0};
+array<int,4>Y{0,0,-1,1};
+
+
+
