#include <iostream>

using namespace std;

void checkUser(char *userlogin, char *userpassword);

int main() {
    char userlgn[30];
    char userpwd[30];

    checkUser(userlgn, userpwd);

    return 0;
}

void checkUser(char *userlogin, char *userpassword) {
    const char      loginAdministrator[] = "Admin";
    const char passwordAdministrator[] = "Admin";

    cout << "Enter the login: ";
    cin >> userlogin;

    cout << "Enter the password: ";
    cin >> userpassword;

    int cmplogin = strcmp(userlogin, loginAdministrator);
    int cmppassword = strcmp(userpassword, passwordAdministrator);

    if (cmplogin == 0 && cmppassword == 0) {
        cout << "You have been entered as administrator." << endl;
    }
    else {
        for (int verify = 0; verify < 3; verify++) {
            cout << "\nUncorrect login or password.\n\tAttempts to enter left " << 3 - verify << endl;

            cout << "Enter the login: ";
            cin >> userlogin;

            cout << "Enter the password: ";
            cin >> userpassword;

            /*if (cmplogin == 0 && cmppassword == 0) {
                cout << "You have been entered as administrator.";
                //continue;break;
            }*/
        }
        cout << "\n\nAccess denied!The number of attempts is limited!" << endl;
    }
}