编辑代码

score=69
if score>=70:
    print("distinction")
elif score>=60:
    print("merit")
elif score>=50:
    print("pass")
elif score>=40:
    print("fail")
else:
    print("bad fail")

niubility='6666'
print(niubility)

print(3*7==21)

print(7!=3)

error=7<3
print(error)

debug=3<7
print(debug)

example=3.7
calculation=example*10
print(calculation==73)
print(calculation!=73)
print(calculation==37)

password="yim666"
user_input="yim666"
logged_in=password==user_input
print(logged_in)

correct_password="yiming666"
password="yiming666"
logged_in=password==correct_password
print(logged_in)

password="really666"
logged_in=password=="really666"
print(logged_in)

password="wonderful"
if password=="wonderful":
    print("welcome!")
else:
    print("incorrect password")

hour=3
if 2<hour<12:
    print("Good Morning!")
elif 12<=hour<18:
    print("Good Afternoon!")
elif 18<=hour<22:
    print("Good Evening!")
else:
    print("Good Night!")

run=True
while run==True:
    print("Echo")
    run=False

number=1
while number<=3:
    print(number)
    number=number+1

for number in range(0,4):
    print (number)

for number in range(1,7):
    print(number*number)

names=["yim","yiming","yim666","yim2333"]
for name in names:
    print(name)