user_input = str(input())
result = user_input.upper()
print(result)



# print(input().upper())
# upper를 사용하지 않고 만들어보자! 



# headline = list(iunput())

# for i in range(len(headline)):

#     if 'a' <= headline[i] <= 'z':
#         headline[i] = chr(ord(headline[i])-31)#대문자처리


# print(''.join(headline))




# print(ord'A')
# print(ord'a')