save project

diy2.py

-import turtle
-pen=turtle.Pen()
-screen=turtle.Screen()
-screen.bgcolor("black")
-colors=["red","orange","yellow","cyan"]
-for i in range(1,300):
-    pen.pencolor(colors[i%4])
-    pen.forward(i)
-    pen.left(91)
-pen.hideturtle()
-turtle.done()
\ No newline at end of file
+import time
+
+start_time = time.time()
+print("开始时间为：", start_time)
+
+list1 = []
+for a in range(0,1000)
+    for b in range(0,1000)
+        list1.insert(0,0)
+end_time = time.time() 
+print("结束时间为：",end_time)
+
+result = end_time - start_time
+print("总共耗时：",result)
+
+
+
+
+
+