def QUIZ():
print ("Quiz time!")
x=0
a=int(input("How many books are there in the Harry Potter series? "))
if a==7:
print ("Correct")
x=x+1
else:
print ("No")
e=int(input("What is the famous book in the Ender series? 1.Ender's Game 2.Ender's Shadow 3.Speaker for the Dead 4.Xenocide "))
if e==1:
print ("Correct")
x=x+1
else:
print ("No")
b=float(input("What is 3*2.3?"))
if str(b)=="6.9":
print ("Correct")
x=x+1
else:
print ("No")
c=str(input("近代原子论是由谁提出的?A. 道尔顿B. 汤姆生C. 卢瑟福"))
if c=="A":
print ("Correct")
x=x+1
else:
print ("No")
d=int(input("Who is on the front of a one dollar bill?1. George Washington2. Abraham Lincoln3. John Adams4. Thomas Jefferson"))
if d==2:
print ("Correct")
x=x+1
else:
print ("No")
print("Congratulations, you got "+str(x)+" answers right.")
print("That is a score of "+str(x/5*100)+" percent.")
QUIZ()