auto save

1.py

+alist=[20,17,9,13,5,6]
+a=len(alist)
+b=()
+for i in range(a-1):
+    for j in range(i+1,a):
+        if alist[i]>alist[j]:
+            b=alist[i]
+            alist[i]=alist[j]
+            alist[j]=b
+print(alist)
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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()
+print("开始时间为：",start_time)
+for a in range(0,1001):
+    print("0")
+end_time = time.time()
+print("结束时间为:",end_time)
+
+result = end_time - start_time
+print("总共耗时：",result)
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