a = 10 + 20
print(a)
print(10-4)
print(130*132)
print(100/32)
print(10%3)
b = 300
print(b+10)
print(10//3)
print(10**3)

str1 = "안녕"
str2 = "하세요"
print(str1 + str2)
print(str1 * 3)

list = [10, 30, 55, 7, 86]
print(list[1]) #인덱싱
print(list[1:4]) #슬라이싱

list[1] = 20 #원소를 바꿔치기
print(list[1])
print(list) #리스트 전체 출력

str3 = "hellopython"
print(str3[5])
print(str3[0:5])

animal = ['토끼', '사자', '바나나', '원숭이']
animal[2] = '호랑이'
print(animal[2])
print(animal)