삼성전자 = 50000
총평가금액 = 삼성전자*10
print(총평가금액)

시가총액 = 298000000000000
현재가 = 5000
PER =15.79
print(시가총액, type(시가총액))
print(현재가,type(현재가))
print(PER, type(PER))

s = "hello"
t = "python"
print(s+"!", t)
print(2+2*3)

a ="132"
print(type(a))

num_str ="720" #형변환
num_int =int(num_str)
print(num_int, type(num_int))

num = 100
num_str=str(num)
print(num_str, type(num_str))

data ="15.79"
data =float(data)
print(data, type(data))

year="2020"
print(int(year)-3)
print(int(year)-2)
print(int(year)-1)

월 =48584
총금액= 월*36
print(총금액)