写代码：利用For循环和while输出1-100

 1 # encoding:utf-8
 2 
 3 # 利用For循环和range输出
 4 # For循环从大到小输出1-100
 5 # For循环从小到大输出100-1
 6 # While循环从大到小输出1-100
 7 # While循环从小到大输出100-1
 8 
 9 print("For循环从大到小输出100-1")
10 for i in range(0, 100):
11     print(100 - i)
12 
13 print("For循环从小到大输出1-100")
14 for i in range(0, 100):
15     print(i + 1)
16 
17 print("While循环从大到小输出100-1")
18 
19 x = 100
20 while x >= 1:
21     print("{}".format(x))
22     x -= 1
23 
24 print("While循环从小到大输出1-100")
25 x = 1
26 while x <= 100:
27     print("{}".format(x))
28     x += 1