auto save

a.py

-import time
+import time,os
 from time import time
+os.system("cls")
 print('-'*50)
 StartTime=time()
-# 
-for x in range(4400):
-    if (x-100)*20+(100-80)*30 == 4400*0.3:
+# --------------------
+for x in range(10000):
+    for i in range(9):
+        x=x/2-1
+    if x==1:
         print(x)
-''''''
+# --------------------
 EndTime=time()
 print('-'*50)
 print('运行时间：'+str(EndTime-StartTime),'秒')
+exit()
\ No newline at end of file