A = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz' B = '1234567890bcdefghijklmnopqrstuvwxyzaBCDEFGHIJKLMNOPQRSTUVWXYZA' s1 = input() s2 = input() ans = '' res = '' # 加密 for i in s1: if (i.isalpha() or i.isdigit()): ans += B[A.index(i)] else: ans += i print(ans) # 解密 for j in s2: if (j.isalpha() or j.isdigit()): res += A[B.index(j)] else: res += j print(res)