save project

binary_search.py

 # 使用二分查找法，找出9和20在列表里面的索引
-num_list = [1, 3, 5, 8, 11, 15, 17, 18, 20, 21]
\ No newline at end of file
+num_list = [1, 3, 5, 8, 11, 15, 17, 18, 20, 21]
+low = 0
+high = 9
+mid = [low+high]//
+guess = 20
+if guess = num
+   prite("high")
+elif guess < num:
+        mid = mid+1
+else:
+     high-1