Tambah readme.md ke src/namespace/class

Author: EmptyWork

src/namespace/class/readme.md

@@ -0,0 +1,97 @@
+```cpp
+#include <iostream>
+
+enum Status {
+  HIDUP,
+  MENINGGAL
+};
+
+namespace Bentuk {
+  class Lingkaran {
+    private:
+      int diameter;
+      float phi;
+
+    public:
+      Lingkaran(int _diameter) {
+        std::cout << "(obj) Lingkaran dibuat" << std::endl;
+        diameter = _diameter;
+        phi = 3.14;
+      }
+
+      int luas() {
+        return phi * diameter * diameter;
+      }
+
+      ~Lingkaran() {
+        std::cout << "(obj) Lingkaran dihapus" << std::endl;
+      }
+  };
+};
+
+namespace {
+
+  class Manusia {
+    private:
+      std::string name;
+      int age;
+      char gender;
+      Status status;
+
+      std::string meninggal = "alm. ";
+
+    public:
+      Manusia(Status _status){
+        std::cout << "(obj) manusia dibuat" << std::endl;
+        status = _status;
+      }
+
+      void aturnama(std::string _name){
+        (status == MENINGGAL) ? name = meninggal + _name : name = _name;
+      }
+
+      void aturumur(int _age) {
+        age = _age;
+      }
+
+      void aturjeniskelamin(char _gender) {
+        gender = _gender;
+      }
+
+      std::string ambilnama() {
+        return name;
+      }
+
+      int ambilumur() {
+        return age;
+      }
+
+      char ambiljeniskelamin() {
+        return gender;
+      }
+
+      ~Manusia() {
+        std::cout << "(obj) manusia dihapus" << std::endl;
+      }
+  };
+};
+
+int main() {
+  using namespace std;
+  
+  cout << "CPP Teaching Copyright (C) 2022  EmptyWork" << endl;
+  
+  ::Manusia jason(MENINGGAL);
+ 
+  jason.aturnama("Jason Aldo Amluina");
+  jason.aturumur(23);
+  jason.aturjeniskelamin('P');
+
+  cout << "Nama\t\t\t: " << jason.ambilnama() << endl;
+  cout << "Umur\t\t\t: " << jason.ambilumur() << endl;
+  cout << "Jenis Kelamin (P/W)\t: " << jason.ambiljeniskelamin() << endl;
+ 
+  Bentuk::Lingkaran bangunpertama(2);
+  cout << "Luas lingkaran yaitu: " << bangunpertama.luas() << endl;
+}
+```