feat: day1 puzzle complete

day1/main.py

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+import string
+
+
+elves = [[]]
+
+input_file = open("input.txt", "r")
+lines = input_file.readlines()
+
+for line in lines:
+    if not line.isspace():
+        elves[-1].append(int(line))
+    else:
+        elves.append([])
+
+# part 1
+
+max_calories = -1
+for elf in elves:
+    calories = sum(elf)
+    if calories > max_calories:
+        max_calories = calories
+
+print(max_calories)
+
+# part 2
+
+calories_list = []
+for elf in elves:
+    calories = sum(elf)
+    calories_list.append(calories)
+
+calories_list.sort()
+print(sum(calories_list[-3:]))