<p>嗨,我在另一个函数中对多个函数的返回值求和时遇到问题。我真的不知道怎么做。我知道该怎么办,但似乎什么都不管用。我的sum()函数缺少将所有函数连接在一起的功能。请帮助我理解这一点</p>
<pre><code>def function1():
#Asking user for score earned on assignment, max score is 100
scoreEarned = int(input("Score earned? "))
return scoreEarned
def function2():
#Asking user for score earned on assignment, max score is 100
scoreEarned = int(input("Score earned? "))
return scoreEarned
def function3():
#Asking user for score earned on assignment, max score is 100
scoreEarned = int(input("Score earned? "))
return scoreEarned
def sum():
sum1 = function1()
sum2 = function2()
sum3 = function3()
#finalSum = sum(sum1,sum2,sum3) this was an idea
print(sum3)
def main():
function1()
function2()
function3()
sum()
main()
</code></pre>