AMA JDOASJ FNNODF Mstr ='SUBCRIBE' print(str.isupper()) print(str.islower()) print(str.isalnum())

vvv = str[::-1]

print(vvv)

res = str[0]

l = len(str)

mid = int(l/2)

res = str[0] + str[mid]

res = res + str[l-1]

print(res)

print(len(lol))

lolnew = lol.strip()

print(len(lolnew))

print(lol.count('a'))

print(lol.index('a'))

print(lol.isalnum())

print(lol.isdigit())

print(lol.islower())

print(lol.istitle())

print(lol.swapcase())

print(lol.isspace())

txt = "Hello World"[::-1]

print(txt)

def my_function(x):

return x[::-1]

mytxt = my_function("I wonder how this text looks like backwards")

print(mytxt)