我的 Python 程序哪里出错了?
Where's the mistake in my Python program?
我的代码哪里有错误?我找不到他们。我不得不制作一个乘法学习程序,但我现在陷入了困境。
import random
n = int(input("How many exercises?"))
wrong = 0
abort = False
for k in range(n):
a = random.randint(2, 13)
b = random.randint(2, 13)
help = str(k+1) + ". " + str(a) + " * " + str(b)
answer = input(help + "=> ")
if answer == "":
abort = True
break
if answer !=a * b:
print("Wrong!")
wrong += 1
if abort == True:
print("Noob")
return
if wrong == 0:
print("Good")
else:
print("Hale" ,wrong)
有两个错误,return 不在函数中,此时 vigu 变量没有值,您永远无法到达
如果中止 == 真:
打印("Noob")
return
因为在此之前你设置了 abort=True 然后你做了一个 break,
稍微更正了您的代码:
- 缩进你的代码;这真的很重要
- 不能在函数外使用语句 "return"
- 如果要将 "answer" 与 "a * b" 进行比较,则将其转换为 int 或将 a * b 转换为字符串
这是我所做的更正:
import random
n = int(input("How many exercises?"))
wrong = 0
abort = False
for k in range(n):
a = random.randint(2, 13)
b = random.randint(2, 13)
help = str(k+1) + ". " + str(a) + " * " + str(b)
answer = input(help + "=> ")
if answer == "":
abort = True
break
if answer != str(a * b):
print("Wrong!")
wrong += 1
if abort == True:
print("Noob")
if wrong == 0:
print("Good")
'''Don't know what you wanted to do here
else:
print("Hale" ,vigu)'''
我的代码哪里有错误?我找不到他们。我不得不制作一个乘法学习程序,但我现在陷入了困境。
import random
n = int(input("How many exercises?"))
wrong = 0
abort = False
for k in range(n):
a = random.randint(2, 13)
b = random.randint(2, 13)
help = str(k+1) + ". " + str(a) + " * " + str(b)
answer = input(help + "=> ")
if answer == "":
abort = True
break
if answer !=a * b:
print("Wrong!")
wrong += 1
if abort == True:
print("Noob")
return
if wrong == 0:
print("Good")
else:
print("Hale" ,wrong)
有两个错误,return 不在函数中,此时 vigu 变量没有值,您永远无法到达
如果中止 == 真: 打印("Noob") return
因为在此之前你设置了 abort=True 然后你做了一个 break,
稍微更正了您的代码:
- 缩进你的代码;这真的很重要
- 不能在函数外使用语句 "return"
- 如果要将 "answer" 与 "a * b" 进行比较,则将其转换为 int 或将 a * b 转换为字符串
这是我所做的更正:
import random
n = int(input("How many exercises?"))
wrong = 0
abort = False
for k in range(n):
a = random.randint(2, 13)
b = random.randint(2, 13)
help = str(k+1) + ". " + str(a) + " * " + str(b)
answer = input(help + "=> ")
if answer == "":
abort = True
break
if answer != str(a * b):
print("Wrong!")
wrong += 1
if abort == True:
print("Noob")
if wrong == 0:
print("Good")
'''Don't know what you wanted to do here
else:
print("Hale" ,vigu)'''