题解 | 字符串加密

import sys

# 构造密码本
a,b = input(), input()

zmb = 'abcdefghijklmnopqrstuvwxyz'
xzmb = []

for i in a:
    if i not in xzmb:
        xzmb.append(i)
for j in zmb:
    if j not in xzmb:
        xzmb.append(j)

# 加密
arr_zmb = []
for k in zmb:
    arr_zmb.append(k)

def get_index(m):
    cnt = 0
    for n in arr_zmb:
        if n == m:
            return(cnt)
        else:
            cnt = cnt + 1

o = ""
for l in b:
    h = get_index(l)
    o = o + str(xzmb[h])

print(o)