save project

my_search.py

 import random
 
 alist = []
+a = 99
+b = 0
 for i in range(1, 101):
     alist.append(i)
 num = random.choice(alist)
 # 请完善二分查找函数binary_search(),查找出num在列表alist里面的索引位置
+c = (a+b)//2
+d = alist[c]
+while True:
+    if d == num:
+        print("找到了")
+        print(d)
+        break
+    elif d <num:
+        b = b+1
+    else:
+        a = a-1
+    d = alist[(a+b)//2]
+    
 
 
-
-def binary_search(alist,num):
+#def binary_search(alist,num):