Initial commit

day3/1.py

@@ -0,0 +1,16 @@
+with open(r'day3/input.txt', 'r') as input:
+    lines = input.read().split('\n')[:-1]
+
+
+sum = 0
+
+for line in lines:
+    # Transforming line to array of digits
+    numbers = list(map(lambda x: int(x), list(line)))
+    # Since the first digis is the most important, we can chose the best (careful to leave a single digit at the end to leave a second choice!)
+    best1 = max(numbers[:-1])
+    besti = numbers.index(best1)  # first occurence of best digit
+    best2 = max(numbers[besti+1:])
+    sum += best1*10+best2
+
+print(sum)