diff --git a/lesson_49/main.cpp b/lesson_49/main.cpp
new file mode 100644
index 0000000..d7a7525
--- /dev/null
+++ b/lesson_49/main.cpp
@@ -0,0 +1,27 @@
+/*
+ * main.cpp
+ *
+ *  Created on: 8 сент. 2021 г.
+ *      Author: alexander
+ */
+#include <iostream>
+#include <iomanip>
+
+using namespace std;
+
+int main()
+{
+    unsigned char option_viewed = 0x01;
+    unsigned char option_edited = 0x02;
+    unsigned char option_favorited = 0x04;
+    unsigned char option_shared = 0x08;
+    unsigned char option_deleted = 0x80;
+
+    unsigned char myArticleFlags = 0x0;
+
+    cout << (myArticleFlags | option_viewed) << endl;
+    cout << (myArticleFlags & option_viewed) << endl;
+    cout << (myArticleFlags & ~option_viewed) << endl;
+
+    return 0;
+}