fix: leaks: deletes first contact befort replace it

ex01/src/PhoneBook.cpp

@@ -2,6 +2,7 @@
 #include <cstddef>
 #include <iomanip>
 #include <iostream>
+#include <iterator>
 #include <sstream>
 #include <string>
 
@@ -20,6 +21,7 @@ void	PhoneBook::add_contact(Contact *new_contact)
 {
 	size_t	i;
 
+	std::cout << std::endl << this->len << std::endl;
 	if (this->len < 8)
 	{
 		this->contacts[this->len] = new_contact;
@@ -27,7 +29,8 @@ void	PhoneBook::add_contact(Contact *new_contact)
 	}
 	else
 	{
-		for (i = this->len; i != 0; i--) {
+		delete this->contacts[0];
+		for (i = this->len - 1; i > 0; i--) {
 			this->contacts[i] = this->contacts[i - 1];
 		}
 		this->contacts[0] = new_contact;

ex01/src/main.cpp

@@ -3,6 +3,7 @@
 #include <cstdlib>
 #include <iostream>
 #include  <bits/stdc++.h>
+#include <ostream>
 #include <sstream>
 #include <string>
 #include "../include/PhoneBook.hpp"
@@ -34,10 +35,9 @@ Contact* read_contact()
 		return (NULL);
 
 	return (new Contact(first_name, last_name, nickname, phone_number, darkest_secret));
-
 }
 
-Contact*	search(PhoneBook phone_book)
+Contact*	search(PhoneBook &phone_book)
 {
 	int				index;
 	std::string		index_str;
@@ -60,7 +60,6 @@ int	main()
 	Contact*			contact;
 	PhoneBook			phone_book;
 
-	phone_book = PhoneBook();
 	while (true)
 	{
 		std::cout << "command: ";