1 files changed, 9 insertions, 0 deletions
diff --git a/progs/a674.py b/progs/a674.py
new file mode 100644
index 0000000..cf8e36a
--- /dev/null
+++ b/progs/a674.py
@@ -0,0 +1,9 @@
+def set_left_most_unset_bit(n): 
+    if not (n & (n + 1)): 
+        return n 
+    pos, temp, count = 0, n, 0 
+    while temp: 
+        if not (temp & 1): 
+            pos = count      
+        count += 1; temp>>=1
+    return (n | (1 << (pos))) 
+\ No newline at end of file