10-Anfang

10/10-1.py

@@ -5,7 +5,7 @@ part_sum = 0
 matrix = []
 
 # read matrix like day 3
-input_file = open("input-ex11", "r")
+input_file = open("input", "r")
 for line in input_file:
     matrix.append(line.strip())
 input_file.close()
@@ -13,12 +13,38 @@ input_file.close()
 zeilen = len(matrix)
 spalten = len(matrix[0])
 
-start = []
+# Ausgabe Matrix und Startposition finden
 for i in range(len(matrix)):
     if "S" in matrix[i]:
-        z = i
+        zs = i
     print(matrix[i])
-for j in range(len(matrix[z])):
+for j in range(len(matrix[zs])):
-    if "S" in matrix[z][j]:
+    if "S" in matrix[zs][j]:
-        s = j
+        ss = j
-print(z, s)
+print()
+print(f"Startposition: {zs}, {ss}")
+
+#
+def where_to_go(z, s, prev):
+    try:
+        if [z, s] != prev and (matrix[z-1][s] == "F" or matrix[z-1][s] == "7" or matrix[z-1][s] == "|"):
+            return z-1, s
+    except IndexError:
+        pass
+    try:
+        if [z, s] != prev and (matrix[z+1][s] == "L" or matrix[z+1][s] == "J" or matrix[z-1][s] == "|"):
+            return z+1, s
+    except IndexError:
+        pass
+    try:
+        if [z, s] != prev and (matrix[z][s+1] == "J" or matrix[z][s+1] == "7"):
+            return z, s+1
+    except IndexError:
+        pass
+    try:
+        if [z, s] != prev and (matrix[z][s-1] == "F" or matrix[z][s-1] == "L"):
+            return z, s-1
+    except IndexError:
+        pass
+
+print(where_to_go(1,1,[]))