In [1]:
max_number1 =0
max_number2 =0
i = 0
while i <= 3:
i += 1
n = int(input('请输入一个整数,回车结束'))
if n > max_number1:
max_number2 =max_number1
max_number1 = n
elif n > max_number2:
max_number2 =n
print('次大值是:', max_number2)
In [ ]: