feat(cmat): Completed Ex61 Part 1

cmat/Ex61/main.cpp

@@ -1,5 +1,6 @@
 
 #include <exception>
+#include <memory>
 #include <string>
 #include <vector>
 
@@ -14,7 +15,7 @@ using std::string;
 using std::exception;
 
 int main() {
-    std::vector<Person *> people;
+    std::vector<std::shared_ptr<Person>> people;
 
     string namePrompt = "Enter name: ";
     string name;
@@ -38,7 +39,7 @@ int main() {
                 throw PersonException("invalid age");
             }
 
-            Person *personPtr = new Person(name, age);
+            auto personPtr = std::make_shared<Person>(name, age);
 
             cout << salaryPrompt;
             cin >> salary;
@@ -64,12 +65,5 @@ int main() {
         cin >> name;
     }
 
-    // delete all the person(s) in the vector
-    for (std::vector<Person *>::iterator iter = people.begin(); iter != people.end(); ++iter) {
-        delete *iter;
-    }
-
-    cout << "There are " << Person::GetCount() << " Person(s) left dangling\n";
-
     return 0;
 }