# print(type("Hello World!"))
# print(type(4))
# print(type(4.0))
# print(type(True))
# print(type(False))
# print(type(None))

# print("Hello World!"[0])
# print("Hello World!"[0:5])

# print("Hello" + " " + "World!")

# print(len("Hello World!"))

# print(3 + 4)
# print(5 - 2)
# print(10 / 2)
# print(5 * 4)

# print(9 % 2)

# print(float(10))
# print(str(10))

# print(type("42"))
# print(type("42.0"))
# print(type(1 + 2.4))
# print(type(1 == 1)) # hard!
# print(type(2 == 4))

first_name = "Patrick"
last_name = "O'Neill"
year_of_birth = 1984

username = first_name[0:3] + last_name[0:3] + str(year_of_birth)

print(username)