下面程序的输出结果为______import re sum = 0 pattern = 'back' if re.match(pattern, 'backup.txt'): sum += 1 if re.match(pattern, 'text.back'): sum += 2 if re.search(pattern, 'backup.txt'): sum += 4 if re.search(pattern, 'text.back'): sum += 8 print(sum)
发布时间:2024-04-16 10:20:00