파이썬 자료형 연습문제

korean = 80
english = 75
math = 55

mean = (korean + english + math)/3
print(mean)

hongID = "881120-1068234"
birthDay = hongID[:6]
rest = hongID[7:]
print(birthDay,rest)

a = "a:b:c:d"
a = a.replace(":","#")
print(a)

a = [1,3,5,4,2]
a.sort(reverse = True)
print(a)

a = (1,2,3)
b = a + (4,)
print(b)

a = {'A':90, 'B':80, 'C':70}
a.pop('B')
print(a)

a = [1, 1, 1, 2, 2, 3, 3, 3, 4, 4, 5]
a = set(a)
a = list(a)
print(a)

Q. 문자열을 reverse 하려면?

s = "python"
s = [-1::-1]