Added missing files and removed unnessesary ones

C++/lesson6/task1.cpp

@@ -0,0 +1,16 @@
+#include <iostream>
+#include <string>
+
+class Person {
+   private:
+    std::string name;
+
+   public:
+    Person(const std::string& name) {
+        this->name = name;
+    }
+
+    void printName() {
+        std::cout << this->name << '\n';
+    }
+};