# your code goes here
stu_height = [172, 165, 180, 158, 176, 149, 163, 155, 168, 185, 142, 170]
sum_height=0
for height in stu_height:
sum_height+=height
average_height=sum_height / len(stu_height)
print(f'总成绩为:{sum_height},平均成绩为:{ average_height}')
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