save project

diy1.py

-list1 = []
-for a in range(0, 1000):
-    for b in range(0, 1000):
-        list1.insert(0, 0)
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+# import time
+
+# start_time=time.time()
+# list1=[]
+# print('开始时间：',start_time)
+
+# for a in range(0, 1000):
+#     for b in range(0, 1000):
+#         list1.insert(-1,0)
+# end_time=time.time()
+# print('时间结束为：',end_time)
+
+# result=end_time-start_time
+# print('总共耗时：',result)
+
+
+
+
+
+alist=[88,75,72,82,90,85,78,91]
+
+n=len(alist)
+for i in range(0,n-1):
+    for j in range(0,n-1):
+        if alist[j]<alist[j+1]:
+            alist[j],alist[j+1]=alist[j+1],alist[j]
+    print(alist)
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