Initial commit: AoC solutions 2023-2025

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Co-Authored-By: Claude <noreply@anthropic.com>

2023/4.py

@@ -0,0 +1,50 @@
+import re
+
+class T:
+    def __init__(self, id, winning, card):
+        self.id = id
+        self.winning = winning
+        self.card = card
+        self.instances = 1
+        self.intersect = len((list)(set(winning) & set(card)))
+
+    def addInstance(self):
+        self.instances += 1
+        
+
+def main():
+    with open("4-input.txt", 'r') as file:
+        array = []
+        for line in file:
+            array.append(parseLine(line))
+        for i, card in enumerate(array):
+            for ii in range(0, card.instances):
+                for iii in range(i+1, i + 1 + card.intersect):
+                    array[iii].addInstance()
+        instancesArr = list(map(lambda x: x.instances, array))
+        
+        print(sum(instancesArr))
+
+def parseLine(s: str):
+    idSplit = s.split(":")
+    id = getID(idSplit[0])
+
+    cardSplit = idSplit[1].split("|")
+    winning = re.findall(r'\d+', cardSplit[0])
+    card = re.findall(r'\d+', cardSplit[1])
+    cardInstance = T(id, winning, card)
+    return cardInstance
+
+def getColor(s: str, color: str):
+    split = s.strip().split(" ")
+    if(color == split[1]):
+        return int(split[0])
+    return 0
+
+def getID(split1):
+    digs = re.findall("\d+", split1)
+    id = digs[0]
+    return int(id)
+
+if __name__ == "__main__":
+    main()