Shulou(Shulou.com)06/03 Report--

Find a blank line: ^ [\ t] * $\ r\ n

Find the 8-digit hexadecimal number in which the last digit is a lowercase letter: 0x [0-9] {7pr é 7} [amerz] {1mer 1}

Look for an 8-digit hexadecimal number with at least one lowercase letter: 0x (? = [0-9] {0prit 7} [a Murz]) [a-z0-9] {8jue 8}

Intercept all characters before the first parenthesis of the current line: (? = ^ [^ (| ^\ r | ^\ n] * [(| (]) ^ [^ () *)

Import re# looks for 8-digit hexadecimal numbers with at least one lowercase letter And modify it to uppercase def hex_to_upper (hexStr): listHex = re.findall ("0x (? = [0-9] {0je 7} [a Murz]) [a-z0-9] {8jue 8}", hexStr) print listHex newStr = re.sub (r "0x (? = [0-9] {0cr 7} [a murz]) [a-z0-9] {8pm 8}", "0XLLLLLLLL", hexStr) for obj in listHex: '-', obj [2:] newStr = re.sub (r "0XLLLLLLLL",'0x main__': + obj [2:] .upper (), newStr, 1) return newStrif _ _ name__ = ='_ main__': a = "oei0x7822CDE2lwnfnsodf0x7822abe2lsdksdf1023900x98de293c988e9we0x98112931ii" print a print hex_to_upper (a)

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