Day 3: Part 1

main.py

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+batteries = []
+
+with open("day3/input.txt") as file:
+    lines = file.readlines()
+    for line in lines:
+        line = line.strip("\n")
+        data = []
+        for joltage in line:
+            data.append(int(joltage))
+        batteries.append(data)
+
+joltageSum = 0
+
+for bank in batteries:
+    tenthPlace = max(bank)
+    onethPlace = 0
+    indexOfMax = bank.index(tenthPlace)
+    if(indexOfMax == len(bank)-1):
+        onethPlace = tenthPlace
+        tenthPlace = max(bank[:-1])
+    else:
+        onethPlace = max(bank[indexOfMax+1::])
+    
+    joltageBank = int(f"{tenthPlace}{onethPlace}")
+    print(f"Bank {batteries.index(bank)+1} joltage is {joltageBank}")
+    joltageSum+=joltageBank
+
+print(joltageSum)