como ejecutar pcp_recovery_node -h 192.168.1.48 -p 9898 -U pgpool -n 1 con contraseña

#include <iostream>
#include <string>

using namespace std;

int main()
{
    string command, username, host, port, nodeid;
    string password;

    command = "pcp_recovery_node -h ";
    username = " -U ";
    port = " -p ";
    nodeid = " -n ";

    cout << "Enter host: ";
    cin >> host;
    cout << "Enter port: ";
    cin >> port;
    cout << "Enter username: ";
    cin >> username;
    cout << "Enter password: ";
    cin >> password;
    cout << "Enter node ID: ";
    cin >> nodeid;

    command = "echo " + password + " | sudo -S " + command + host + port + username + nodeid;
    system(command.c_str());

    return 0;
}