1递增循环到n再递增循环到1==n递增循环到0再递增循环到n

小飞鱼oo

temp = input('输入一个整数')
num = int(temp)
i = num
a = num+1
while num:
  
    print(i)
    i = i-1
    num = num-1
   
if num ==0:
    while a:
        print(i)
        i = i+1
        a = a-1

===分隔线=======分隔线==========
temp = input('输入一个整数')
num = int(temp)
i = 1
n = num-1
while num:
    print(i)
    i = i+1
    num = num-1
   
if num == 0:   
    while n:
        print(n)
        n = n-1