#!//usr/bin/env python def get_lines(): lines = list() with open("input.txt", "r") as f: for line in f: lines.append(line.strip()) return lines total = 0 for line in get_lines(): for char in line: if char.isdigit(): first = int(char) break for char in line[::-1]: if char.isdigit(): last = int(char) break value = first * 10 + last total += value print(total) total = 0 for line in get_lines(): digits = [] for i in range(len(line)): rest = line[i:] if rest.startswith("one"): digits.append(1) if rest.startswith("two"): digits.append(2) if rest.startswith("three"): digits.append(3) if rest.startswith("four"): digits.append(4) if rest.startswith("five"): digits.append(5) if rest.startswith("six"): digits.append(6) if rest.startswith("seven"): digits.append(7) if rest.startswith("eight"): digits.append(8) if rest.startswith("nine"): digits.append(9) if rest.startswith("zero"): digits.append(0) if rest[0].isdigit(): digits.append(int(rest[0])) total += digits[0] * 10 + digits[-1] print(total)