auto save

diy2.py

+import time
 alist = [88, 75, 72, 82, 90, 85, 78, 91]
 alist = [88, 75, 72, 82, 90, 85, 78, 91]
 n=len(alist)
 n=len(alist)
+time11=time.time()
+for i in range(0,n-1):
+    for j in range(0,n-1):
+        if alist[j+1] > alist[j]:
+            alist[j],alist[j+1]=alist[j+1],alist[j]    
+time12=time.time()
+
+time21=time.time()
 for i in range(0,n-1):
 for i in range(0,n-1):
     for j in range(0,n-1-i):
     for j in range(0,n-1-i):
         if alist[j+1] > alist[j]:
         if alist[j+1] > alist[j]:
             alist[j],alist[j+1]=alist[j+1],alist[j]
             alist[j],alist[j+1]=alist[j+1],alist[j]
-    print(alist)
+time22=time.time()
\ No newline at end of file
+
+print("简化前用时："+str(time12-time11))
+print("简化后用时："+str(time22-time21))
+