diff --git a/01_introduction_to_algorithms/c++/01_binary_search.cpp b/01_introduction_to_algorithms/c++/01_binary_search.cpp
index a82958e9..27837a5b 100644
--- a/01_introduction_to_algorithms/c++/01_binary_search.cpp
+++ b/01_introduction_to_algorithms/c++/01_binary_search.cpp
@@ -4,7 +4,7 @@ using namespace std;
 void binarySearch(int data_array[], int element, int len)
 {
     int low = 0;
-    int high = len;
+    int high = len -1;
     while (low <= high)
     {
         int mid = (low + high)/2; 
diff --git a/01_introduction_to_algorithms/c++/01_binary_search.exe b/01_introduction_to_algorithms/c++/01_binary_search.exe
new file mode 100644
index 00000000..096135de
Binary files /dev/null and b/01_introduction_to_algorithms/c++/01_binary_search.exe differ