# 1. run the following code,
# observe what do title(), upper(), lower() do
# (you are not required to remember these built-in methods)
msg = "cs1111: introduction to programming"
print(msg.title())
print(msg.upper())
print(msg.lower())






# 2. run the following code,
# observe what \n and \t do
print("\ncs1111:\nintroduction\tto\n\tprogramming")