save project

diy2.py

-bingo_num =20
-num_list=[1,3,5,8,11,15,17,18,20,21]
-low=0
-high=len(num_list)-1
+import random
+ailst=[]
+for i  in range(1,101):
+    ailst.append(i)
+num = random.choice(ailst)
 
-while low <=high:
-    mid=(low+high)//2
-    guess_num = num_list[mid]
-    if guess_num ==bingo_num:
-        print(mid)
-        break
-    elif guess_num < bingo_num:
-        low=mid+1
-    else:
-        high =mid-1
\ No newline at end of file
+def binary_search(ailst,num):
+    low=0
+    high=len(ailst)-1
+    while low <=high:
+        mid=(low+high)//2
+        guess = ailst[mid]
+        if guess == num:
+            return mid
+        elif guess < num:
+            low=mid+1
+        else:
+            high =mid-1
+    return None
+result = binary_search(ailst,num)
+print(num)
+print(result)
\ No newline at end of file