started daystarted day9

day9.py

@@ -0,0 +1,39 @@
+def expandGrid(direct):
+    if direct == "U":
+        gridVisited.append(0, [])
+        for _ in range(len(gridVisited[1]))
+            gridVisited[0].append('.')
+    elif direct == "R"
+        for i in range(len(gridVisited))
+            gridVisited[i].append('.')
+    elif direct == "D"
+        gridVisited.append([])
+        tempx = len(gridVisited) - 1
+        for _ in range(len(gridVisited[0]))
+            gridVisited[tempx].append('.')
+    elif direct == "L"
+        for i in range(len(gridVisited))
+            gridVisited[i].append('.')
+
+gridVisited =[['#']]
+posHead =
+posTail =
+
+with open('input9.txt','r') as f:
+    inp = f.read().splitlines(keepends=False)
+
+direction = []
+distance = []
+
+for i in inp:
+    tempa, tempb = i.split(' ')
+    direction.append(tempa)
+    distance.append(tempb)
+
+for x in range(len(direction)):
+    if direction[x] == 'U':
+
+    elif direction[x] == 'R':
+    elif direction[x] == 'D':
+    elif direction[x] == 'L':
+