Reused scope example written

ChangeLog

@@ -1,5 +1,7 @@
 2024-06-30  hwpplayer1  <hwpplayer1@debian>
 
+	* src/reused_scope.cpp: reused scope example writtenx
+
 	* src/scope_example.cpp: scope example sum of 1 to 10 inclusive is explained
 
 	* src/if_statement.cpp: if statement explained/code written

src/reused_scope.cpp

@@ -0,0 +1,18 @@
+#include <iostream>
+
+int reused = 42;
+
+int main()
+{
+    int unique = 0;
+
+    std::cout << reused << " " << unique << std::endl;
+
+    int reused = 0;
+
+    std::cout << reused << " " << unique << std::endl;
+
+    std::cout << ::reused << " " << unique << std::endl;
+
+    return 0;
+}