day01

01/input_sample01.txt

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+1abc2
+pqr3stu8vwx
+a1b2c3d4e5f
+treb7uchet

01/input_sample02.txt

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+two1nine
+eightwothree
+abcone2threexyz
+xtwone3four
+4nineeightseven2
+zoneight234
+7pqrstsixteen

01/part01.py

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+#!/usr/bin/env python
+
+
+from sys import stdin
+import re
+
+def read_line():
+	for line in stdin:
+		yield line
+
+sum = 0
+for line in read_line():
+ 	digits = re.sub("[^\d]", "", line)
+ 	sum += int(digits[0] + digits[-1])
+
+print(sum)

01/part02.py

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+#!/usr/bin/env python
+
+
+from sys import stdin
+import re
+
+nums = {
+	'one': '1',
+	'two': '2',
+	'three': '3',
+	'four': '4',
+	'five': '5',
+	'six': '6',
+	'seven': '7',
+	'eight': '8',
+	'nine': '9'
+}
+
+def read_line():
+	for line in stdin:
+		yield line.strip()
+
+def check_number_start(line):
+	for k,v in  nums.items():
+		if line.startswith(k):
+			return v
+	return None
+
+sum = 0
+for line in read_line():
+	for i in range(len(line)):
+		f = check_number_start(line[i:])
+		if f is not None:
+			line = line[:i] + f + line[i + 1:]
+	digits = re.sub("[^\d]", "", line)
+	sum += int(digits[0] + digits[-1])
+
+print(sum)