2024-01-19 17:14:42 +01:00
|
|
|
import re
|
|
|
|
import sys
|
|
|
|
|
|
|
|
def substitute_digits(match):
|
|
|
|
digits = match.group()
|
|
|
|
substitution_dict = {str(i): chr(ord('a') + i) for i in range(10)}
|
|
|
|
return ''.join(substitution_dict[digit] for digit in digits)
|
|
|
|
|
|
|
|
def substitute_4digits(input_string):
|
|
|
|
pattern = re.compile(r'\d{4}')
|
|
|
|
result = re.sub(pattern, substitute_digits, input_string)
|
|
|
|
return result
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
for line in sys.stdin:
|
|
|
|
|
|
|
|
result = substitute_4digits(line)
|
|
|
|
sys.stdout.write(result)
|