<reponame>amanovishnu/Dejkins
x = input()
print(x.lower())
print(x.upper())
print(x.capitalize())
# find() method to find a substring in a string
# replace('a','b') to replace a with b
# strip() removes whitespace from both sides
# rstrip() removes string from right
# lstrip() removes string from left
x = input()
print(x.lower())
print(x.upper())
print(x.capitalize())
# find() method to find a substring in a string
# replace('a','b') to replace a with b
# strip() removes whitespace from both sides
# rstrip() removes string from right
# lstrip() removes string from left
# find() method to find a substring in a string # replace('a','b') to replace a with b # strip() removes whitespace from both sides # rstrip() removes string from right # lstrip() removes string from left