S_0=input()
N=int(input())%26
alph_lower="abcdefghijklmnopqrstuvwxyz"
alph_upper="ABCDEFGHIJKLMNOPQRSTUVWXYZ"
S_N=S_0.translate(str.maketrans(dict(zip(alph_lower,alph_lower[N:]+alph_lower[:-N+1]))))
S_N=S_N.translate(str.maketrans(dict(zip(alph_upper,alph_upper[N:]+alph_upper[:-N+1]))))

print(S_N)