name = "lwq to be better!"
print(name.title())
print(name.upper())
print(name.lower())
print("---------------------")
first_name = "wan qiang"
last_name = "lwq"
full_name = first_name + " " + last_name
print(full_name)
print("---------------------")
message = "Hello, " + full_name.title() + "!"
print(message)
print("---------------------")
#制表符
print("\tpython")
print("Languages:\nPython\nC\nC++")
#去空格
message = ' python3 '
print(message.rstrip())  #去右空格
print(message.lstrip())  #去左空格
print(message.strip())   #去前后空格