import re input_list = str(input()) result_list =""

pattern1 = re.compile(r'[a-z]') matches = pattern1.findall(input_list) matches=sorted(matches) for i in matches: result_list+=i

pattern2 = re.compile(r'[A-Z]') matches2 = pattern2.findall(input_list) matches2=sorted(matches2)

for i in matches2: result_list+=i

pattern3 = re.compile(r'[0-9]') matches3 = pattern3.findall(input_list) matches3=sorted(matches3) for i in matches3: if int(i) %2!=0: result_list+=i for i in matches3: if int(i) % 2==0: result_list+=i

print(result_list)

Solution 2

import re input_list = str(input()) result_list =""

pattern = re.compile(r'[a-zA-Z0-9]') matches = pattern.findall(input_list)

lower_case= sorted([x for x in matches if x.islower()])

upper_case = sorted([x for x in matches if x.isupper()])

odd_numeric_case = sorted([x for x in matches if x.isnumeric() and int(x)%2!=0])

even_numeric_case = sorted([x for x in matches if x.isnumeric() and int(x)%2==0])

result_list = ''.join(lower_case+upper_case+odd_numeric_case+even_numeric_case) print(result_list)