T=["" for i in range(26)]
T[0] = "CpCzNkSuTbEoA";
for i in range(1,26):
  for c in T[i-1]:
    if c.isupper():
      T[i]+=chr(64+(ord(c)-65+1)%26)
    else:
      T[i]+=chr(97+(ord(c)-97+1)%26)
S=input()
N=int(input())
for c in S:
  if c.isupper():
    print(end=chr(65+(ord(c)-65+N)%26))
  elif c.islower():
    print(end=chr(97+(ord(c)-97+N)%26))
  elif 10>int(c)+N:
    print(end=str(int(c)+1))
  else:
    print(T[(N+int(c)-10)%26])
print()