From f05d888a0b621ca4e99e2b0fb6e23c097006fe41 Mon Sep 17 00:00:00 2001
From: Santo Cariotti <santo@dcariotti.me>
Date: Tue, 28 May 2024 10:29:13 +0200
Subject: Init

---
 progs/a397.py | 13 +++++++++++++
 1 file changed, 13 insertions(+)
 create mode 100644 progs/a397.py

(limited to 'progs/a397.py')

diff --git a/progs/a397.py b/progs/a397.py
new file mode 100644
index 0000000..34f81a5
--- /dev/null
+++ b/progs/a397.py
@@ -0,0 +1,13 @@
+def find_missing(ar,N): 
+    l = 0
+    r = N - 1
+    while (l <= r):  
+        mid = (l + r) / 2
+        mid= int (mid) 
+        if (ar[mid] != mid + 1 and ar[mid - 1] == mid): 
+            return (mid + 1)  
+        elif (ar[mid] != mid + 1): 
+            r = mid - 1 
+        else: 
+            l = mid + 1
+    return (-1) 
\ No newline at end of file
-- 
cgit v1.2.3-18-g5258