save project

diy1.py

+import time
+
+kssj=time.time()
+print("开始时间为:",kssj)
 list1 = []
 list1 = []
 for a in range(0, 1000):
 for a in range(0, 1000):
     for b in range(0, 1000):
     for b in range(0, 1000):
         list1.insert(0, 0)
         list1.insert(0, 0)
+jssj=time.time()
+print（"结束时间为:",jssj)
+hs = jssj -kssj
+print("用时,hs")
+print(list1)
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