import time


S = input()
start = time.time()


S_list = list(S)
size = len(S)
if 'ai' == S[size-2]+S[size-1]:
	S_list[size-2] = 'A'
	S_list[size-1] = 'I'
	S_change = ''.join(S_list)
	print(S_change)
else:
	S_change = S + '-AI'
	print(S_change)

print('{} [ms]'.format(1000 * (time.time() - start)))