Python题解 | #字符串合并处理#

import sys
while True:
    try:

        s1, s2 = input().split()

        a1 = "0123456789abcdefABCDEF"
        b1 = "084C2A6E195D3B7F5D3B7F"
        a = list(a1)
        b = list(b1)

        s = s1 + s2

        x1 = []
        y1 = []

        for index, item in enumerate(s):
            if index % 2 == 0:
                x1.append(item)
            else:
                y1.append(item)
        x2 = sorted(x1)
        y2 = sorted(y1)
        res = []
        flag1 = 0
        flag2 = 0
        for i in range(len(s)):
            if i % 2 == 0:
                res += x2[flag1]
                flag1 += 1
            else:
                res += y2[flag2]
                flag2 += 1
        ans = ''
        for ii in res:
            for index1, item in enumerate(a):
                if ii == item:
                    ans += b[index1]
            if ii not in a:
                ans += ii


        print(ans)
    except:
        break