save project

1.py

+import time
+a=time.time()
+print('开始的时间为：',a)
+list=[]
+for a in range(0,1000):
+    for b in range(0,1000):
+        list.append(0)
+b=time.time()
+print('结束时间为: ',b)
+c=b-a 
+print('总共耗时:',c) 
\ No newline at end of file

diy1.py

-import  time
-start_time = time.time()
-print('开始时间为',start_time)
-list1 = []
-for a in range(0, 1000):
-    for b in range(0, 1000):
-        list1.insert(0, 0)
-end_time=time.time()
-print('结束时间为',end_time)
-
-c=end_time-start_time
-print('耗时时间为',c)
-
+a=[20,17,15,13,11,21]
+b=len(a)
+for i in range(0,b-1):
+    for j in range(0,b-1):
+        if a[j]>a[j+1]:
+            a[j],a[j+1] = a[j+1],a[j]
+    print(a)