auto save

a.py

-list = [1,2,3,4,5,6]
-
-for i in range(len(list)-1):
-    for j in range(len(list)-i-1):
-        if list[j] < list[j+1]:
-            list[j],list[j+1] = list[j+1],list[j]
-    print(list)
\ No newline at end of file

demo3.py → demo.py

 import time
-
-start_time = time.time()  #开始时间 
+start = time.time()#开始的时间
 
 list1 = []
 for a in range(0, 1000):
     for b in range(0, 1000):
         list1.insert(-1, 0)
 
-end_time = time.time()  #结束时间
+end = time.time()#结束时间
+
+result = end - start # #开始的时间-结束的时间 = 运行的时间
 
-result = end_time - start_time
-print('程序运行时间是',result)
\ No newline at end of file
+print(result)
\ No newline at end of file

demo1.py

-import time
-list1 = []
-start_time = time.time()
-for a in range(0, 1000):
-    for b in range(0, 1000):
-        list1.insert(0,0)
-end_time = time.time()
-print('结束时间',end_time)
+alist = [20, 17, 9, 13, 5, 6,1,2,5,5,4,56,656,65,65]
+
+#冒泡排序
+for i in range(len(alist)-1):
+    for j in range(len(alist)-1-i):
+        if alist[j] > alist[j+1]:
+            alist[j], alist[j+1] = alist[j+1], alist[j]
+print(alist)
 
-result = end_time-start_time
-print('总耗时',result)
\ No newline at end of file

demo2.py

-import time
-
-start = time.time()
-print(start)
-alist = [20,17,9,13,5,6,2,567]
-for j in range(len(alist)-1):
-    for i in range(len(alist)-j-1):
-            if alist[i] > alist[i+1]:
-                alist[i],alist[i+1]=alist[i+1],alist[i]
-
-
-result = start - time.time()
-print(result)
\ No newline at end of file

demo4.py

-alist = [20, 17, 9, 13, 5, 6]
-
-for i in range(len(alist)-1): #i 比较几轮
-    for j in range(len(alist)-1-i):   # j  =  0 1 2 3 4 5        j索引
-        if alist[j]>alist[j+1]:
-            alist[j],alist[j+1] = alist[j+1],alist[j]
-            print(alist)
\ No newline at end of file

demo5.py

-import time
-
-start_time = time.time()  #开始时间       1970年1月1日0时0分0秒 到现在的总秒数
-
-list1 = []
-for a in range(0, 1000):
-    for b in range(0, 1000):
-        list1.insert(-1, 0)
-
-end_time = time.time()  #结束时间     1970年1月1日0时0分0秒 到现在的总秒数
-
-
-result  = end_time - start_time #代码运行时间
-
-print('代码运行时间是：',result)
-
-

demo6.py

-alist = [20, 17, 9, 13, 5, 6] #5  
-
-for i in range(len(alist)-1):
-    for j in range(len(alist)-1-i):  # 0 , 1 , 2, 3, 4, 5
-        if alist[j] > alist[j+1]:
-            alist[j],alist[j+1] = alist[j+1],alist[j] 
-    print(alist)

diy1.py

+
 list1 = []
 for a in range(0, 1000):
     for b in range(0, 1000):