save project

diy1.py

-list1 = []
-for a in range(0, 1000):
-    for b in range(0, 1000):
-        list1.insert(0, 0)
\ No newline at end of file
+alist=[12,15,20,17,9,8,6]
+for i in range(0,5):
+    for j in range(0,5):
+        if alist[j]<alist[j+1]:
+            alist[j],alist[j+1]=alist[j+1],alist[j]
+    print(alist)
\ No newline at end of file