编写题解 2239: 蓝桥杯算法训练-动态数组使用(python)

解题思路:

注意事项:

参考代码:

def countsum(m):

    sum=0

    for i in m:

        sum+=i

    return sum

def avg(m,s):

    av=s//len(m)

    return av

a=int(input())

b=input().split()

s=[]

for i in b:

    s.append(int(i))

k=countsum(s)

t=avg(s,k)

print(k,t)