Day 1 (Part 1) solution

Author: FunProgramer

day1.py

@@ -0,0 +1,25 @@
+with open("day1_input.txt", "r") as input_file:
+    input_string = input_file.read()
+
+input_lines = input_string.splitlines()
+
+digit_lines = []
+for line_i in range(len(input_lines)):
+    digit_lines.append([])
+    for char in input_lines[line_i]:
+        if char.isdigit():
+            digit_lines[line_i].append(char)
+
+print(digit_lines)
+
+calibration_values_sum = 0
+
+for line in digit_lines:
+    if len(line) < 1:
+        print(line)
+    first_digit = line[0]
+    last_digit = line[len(line) - 1]
+    number = int(first_digit + last_digit)
+    calibration_values_sum += number
+
+print("Sum of calibration values: ", calibration_values_sum)