Остановить закрытие консоли по завершению работы программы

#include "stdafx.h"
#include<iostream>
#include<iomanip>
#include<conio.h>
#include <ctype.h>
#include<string.h>
using namespace std;
struct data{
    char user_name[15];
    char address[20];
    char phone[8];
};
data directory[10];
int number;
int middle;
char name[15];
bool flag;
int key;
void create();
void print();
void sort();
void BinSearch(int left,int right);
void create()
{
    int i;
    cout<<"enter directory data"<<endl;
    i=0;
    do{
        cout<<"name: "; cin>>directory[i].user_name;
        cout<<"address: "; cin>>directory[i].address;
        cout<<"tel: "; cin>>directory[i] .phone;
        i++;
        cout<<"continue? y/"<<endl;
        key=getch();
    }
    while ((key!='n')&&(key!='N'));
    number=i;
}
void print()
{
    cout<<"------User name-------address-----telephone----"<<endl;
        for(int i=0;i<number;i++)
        {
            cout<<setw(10)<<directory[i].user_name;
            cout<<setw(14)<<directory[i].address;
            cout<<setw(14)<<directory[i].phone<<endl;
        }
}
void BinSearch (int left,int right)
{
    if(left>right)
        flag=false;
    else
    {
        middle=(left+right) / 2;
        if (strcmp(name,directory[middle].user_name)==0)
    flag=true;
        else if (strcmp(name,directory[middle].user_name)<0)
            BinSearch(left,middle-1);
        else BinSearch(middle+1,right);
    }
}
int main()
{
    cout<<"telephone directory"<<endl;
    create();
    cout<<"array of input records"<<endl;
        print();
    sort();
    cout<<"array of records after sort"<<endl;
    print();
    do
    {
        cout<<"enter name for serach:"<<endl;
        cin>>name;
        BinSearch(0,number-1);
        if(flag)
            cout<<"item="<<middle<<" user name->"
            <<directory[middle].user_name
            <<" phone->"<<directory[middle].phone<<endl;
        else cout<<"record not found"<<endl;
cout<<"press ESC for finish or any key to continue "<<endl;
key=getch();
 
}
    while (key!=27); 
system("pause");
}