save project

diy1.py

-list1 = []
-for a in range(0, 1000):
-    for b in range(0, 1000):
-        list1.insert(0, 0)
+def diy(alist,number):
+    low = 0 
+    high = len(alist) - 1
+    while low <= high:
\ No newline at end of file
+        mid = (low + high)
+        guess = alist[mid]
+        if guess == number:
+            return mid
+        elif guess < number:
+            low = mid + 1
+        else:
+            high = mid - 1
+
+diy([1,2,3,4,5,6,7,8],5)
\ No newline at end of file