working on 2022 day 5

2022/day_5/part 1 solution.py

@@ -1,6 +1,76 @@
-import os
-
-with open(r'advent_of_code\2022\day_5\input.txt', 'r') as file:
+with open(r'2022\day_5\input.txt', 'r') as file:
     input = file.read()
 
-print(input)
+# print(input)
+
+pile_map = {
+    1: 1,
+    2: 5,
+    3: 9,
+    4: 13,
+    5: 17,
+    6: 21,
+    7: 25,
+    8: 29,
+    9: 33
+}
+test_input = '''    [D]    
+[N] [C]    
+[Z] [M] [P]
+ 1   2   3 
+
+move 1 from 2 to 1
+move 3 from 1 to 3
+move 2 from 2 to 1
+move 1 from 1 to 2'''
+
+# input = test_input
+
+line_first_move = input.find('move')
+loading_area = input[:(line_first_move-2)]
+# print(loading_area)
+instructions = input[line_first_move:]
+# print(instructions)
+print(loading_area)
+# test1 = loading_area[5][0]
+# print(test1)
+
+def get_top_letter(pile_number, loading_area):
+    column = pile_map[pile_number]
+    lines = loading_area.split('\n')
+    for line in lines:
+        if line[column] != ' ':
+            value = line[column]
+            return value
+    return None
+
+def add_to_pile(value, pile_number, loading_area):
+    column = pile_map[pile_number]
+    lines = [list(line) for line in loading_area.split('\n')]
+    for line in reversed(lines):
+        if line[column] == ' ':
+            line[column] = value
+            break
+    loading_area = '\n'.join(''.join(line) for line in lines)
+    return loading_area
+
+test = add_to_pile('X',3, loading_area)
+print(test)
+
+def move_box(from_pile, to_pile):
+    # find the box on the top of the pile
+    letter_to_move = get_top_letter(from_pile, loading_area)
+    # move it to the top of the other pile
+    add_to_pile(letter_to_move, to_pile, loading_area)
+    # return the new loading area
+    return loading_area
+
+
+for line in instructions.split('\n'):
+    line = line.split(' ')
+    counter = int(line[1])
+    for repeat in range(counter):
+        move_box(line[3], line[5])
+    #print(line)
+
+print(loading_area)