def coding(s): s = list(s) for i in range(len(s)): if ord(s[i]) >= ord('a') and ord(s[i]) <= ord('y') or ord(s[i]) >= ord('A') and ord(s[i]) <= ord('Z'): s[i] = chr(ord(s[i]) + 1) elif s[i] == 'z': s[i] = 'a' elif s[i] == 'Z': s[i] = 'A' else: s[i] = s[i] s = ''.join(s) print(s) while True: try: s = input() coding(s) except: break