#变量
print("hello world")
message="what's up"
print(message)
##字符串
name="Vacanda forever"
print(name.title())#title首字母大写输出
print(name.upper())#upper全大写输出
print(name.lower())#lower全小写输出
#拼接字符串
first_slogan="Vacanda"
last_slogan="forever"
full_slogan=first_slogan+" "+last_slogan
print(full_slogan)
print("hello,"+full_slogan.title()+"!")
#制表符换行符
print("python")
print("tpython")#t制表符
print("wencouldnhave it all")#n换行符
print("wencouldnthave ntit all")
#删除空白
backpack="diss a pear "
print(backpack.rstrip())#暂时的
print(backpack)
backpack=backpack.rstrip()
print(backpack) #rstrip()去尾lstrip()去头strip()去两端
#多用双引号少用单引号
##数字
age=23
message="happy "+str(age)+"rd birthday"
print(message)
print(2+3)
print(3/2)
print(2.0+3)
#禅
import this
