python 一些练习 （初学）

Posted 2020-10-28 十万行代码

 1 ‘‘‘temp =input("请输入一个整数：")
 2 number = int(temp)
 3 
 4 while number :
 5     i = number -1
 6     while i :
 7         print(‘‘,end="")
 8         i =i -1
 9     j = number
10     while j:
11         print(‘*‘,end="")
12     
13         j = j - 1
14     print()
15     number = number -1‘‘‘
16 
17 ############    
18 ‘‘‘i= 0
19 while i <=100:
20     if i % 2 !=0:
21         print(i,end=" ")
22         i = i+1
23     else:
24         i = i +1‘‘‘
25         
26 ############ 成绩分类
27 
28 ‘‘‘def fun(x):
29     if x < 60 :
30         print("成绩为：D")
31     elif 60<= x <80:
32         print("成绩为：C")
33     elif 80 <= x < 90:
34         print("成绩为：B")
35     else:
36         print("成绩为：A")
37         
38 score = int(input("请输入成绩："))
39 fun(score)‘‘‘
40 
41 ################## 第九课
42 # 求水仙花数
43 ‘‘‘x=1
44 y=0
45 z=0
46 def fun(number):
47     while 100<= number<=999:
48         z=number%10
49         y=(number//10)%10
50         x=number//100
51         if number==x**3+y**3+z**3:
52              print(number,end=" ")
53         number+=1
54         
55 
56 fun(100)‘‘‘
57 
58 ############# 输入密码
59 
60 ‘‘‘count = 3
61 password = "nihao"
62 
63 while count :
64     passwd = input("请输入密码：")
65     if passwd == password:
66         print("密码正确，进入程序，，，，")
67         break
68     elif "*" in passwd:
69         print("密码中不能含有‘*‘号！你还有",count,"次机会",end=" ")
70         continue
71     else:
72         print("密码输入有误！你还有",count-1,‘次机会！‘,end=‘ ‘)
73     count-=1‘‘‘
74 
75 ####################### 三色球
76 
77 ‘‘‘print(‘red\tyellow\tblue‘)
78 for red in range(0,4):
79     for yellow in range(0,4):
80         for blue in range(2,7):
81             if red + yellow + blue ==8:
82                 print(red,‘\t‘,yellow,‘\t‘,blue)‘‘‘
83 
84 ######################################## 
85 
86