feature: add day 1 and 2

anatxiki/2023/day1/day1.py

@@ -0,0 +1,38 @@
+import regex as re
+
+myregex = 'one|two|three|four|five|six|seven|eight|nine|[1-9]'
+textToDigits = {
+    'one': '1',
+    'two': '2',
+    'three': '3',
+    'four': '4',
+    'five': '5',
+    'six': '6',
+    'seven': '7',
+    'eight': '8',
+    'nine': '9'
+}
+
+def part1():
+    part1_solution = 0
+    with open('input.txt', 'r') as file:
+        for line in file:
+            digits = [x for x in line if x.isnumeric()]
+            checksum = digits[0] + digits[-1]
+            part1_solution += int(checksum)
+
+        print(part1_solution)
+
+def part2():
+    part2_solution = 0
+    with open('input.txt', 'r') as file:
+        for line in file:
+            matches = re.findall(myregex, line, overlapped=True)
+            digits = [textToDigits.get(x,x) for x in matches]
+
+            checksum = digits[0] + digits[-1]
+            part2_solution += int(checksum)
+        print(part2_solution)
+
+part1()
+part2()