def vowel(test_str, K):
vowels = 'AEIOUaeiou'
for ele in vowels:
test_str = test_str.replace(ele, K)
return test_str
input_str = input()
K = "7"
print(vowel(input_str, K))
ZGVmIHZvd2VsKHRlc3Rfc3RyLCBLKToKICAgIHZvd2VscyA9ICdBRUlPVWFlaW91JwogICAgZm9yIGVsZSBpbiB2b3dlbHM6CiAgICAgICAgdGVzdF9zdHIgPSB0ZXN0X3N0ci5yZXBsYWNlKGVsZSwgSykKICAKICAgIHJldHVybiB0ZXN0X3N0cgppbnB1dF9zdHIgPSBpbnB1dCgpCksgPSAiNyIKcHJpbnQodm93ZWwoaW5wdXRfc3RyLCBLKSk=