feat: part 1 of day 2 complete

day1/main.py

@@ -1,5 +1,3 @@
-import string
-
 
 elves = [[]]
 

day2/main.py

@@ -0,0 +1,60 @@
+rounds = []
+
+input_file = open("input.txt", "r")
+lines = input_file.readlines()
+
+for line in lines:
+    moves = line.split(" ")
+
+    rounds.append([])
+
+    rounds[-1].append(moves[0])
+    rounds[-1].append(moves[1].replace("\n", ""))
+
+
+move_score = {
+    "X": 1,  # rock
+    "Y": 2,  # paper
+    "Z": 3,  # scissors
+}
+
+OPPONENT_ROCK = "A"
+OPPONENT_PAPER = "B"
+OPPONENT_SCISSORS = "C"
+MY_ROCK = "X"
+MY_PAPER = "Y"
+MY_SCISSORS = "Z"
+
+
+def opponent_did_win(opponent_move, my_move):
+    if opponent_move == OPPONENT_ROCK:
+        return my_move == MY_SCISSORS
+    elif opponent_move == OPPONENT_PAPER:
+        return my_move == MY_ROCK
+    elif opponent_move == OPPONENT_SCISSORS:
+        return my_move == MY_PAPER
+
+
+def opponent_did_tie(opponent_move, my_move):
+    if opponent_move == OPPONENT_ROCK:
+        return my_move == MY_ROCK
+    elif opponent_move == OPPONENT_PAPER:
+        return my_move == MY_PAPER
+    elif opponent_move == OPPONENT_SCISSORS:
+        return my_move == MY_SCISSORS
+
+
+total_score = 0
+for _round in rounds:
+    opponent_move = _round[0]
+    my_move = _round[1]
+
+    # always add your move to the total score
+    total_score += move_score[my_move]
+
+    if opponent_did_tie(opponent_move, my_move):
+        total_score += 3
+    elif not opponent_did_win(opponent_move, my_move):
+        total_score += 6
+
+print(total_score)