save project

diy1.py

-import time
-start_time = time.time()
-print("开始",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",start_time)
-c_time = end_time-start_time
-print("耗时",c_time)
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+a=[5,4,3,2,1]
+n=len(a)
+for i in range(0,n-1):
+  for j in range(0,n-1):
+      if a[j] > a[j+1]:
+          a[j],a[j+1]=a[j+1],a[j]  
+print(a)
\ No newline at end of file