binary-search

#include <iostream>

using namespace std;

int main(){
    int A, R, T;
    string key;
    bool ada=false;
    string data[10]={"ibnu bert", "no name", "pain lover", "hak bert", "dark clown", "phantom sec", "buiten zorg", "xai syndicate", "secrash team", "tersakiti crew"};

    A=0;
    R=8;

    cout << "Ketikan nama: ";
    getline(cin, key);

    do
    {
        T = (A+R)/2;

        if (data[T] == key)
        {
            ada = true;
        } else if (data[T] > key)
        {
            R = T - 1;
        } else
        {
            A = T + 1;
        }


    } while (A <= R && ada == false);

    if (ada == true)
    {
        cout << "nama" << " " << key << " " << "ditemuan di ";
        for (int a = 0; a < 10; a++)
        {
            if (key == data[a])
            {
                cout << "Index ke = " << a << endl;
            }

        }

    } else
    {
        cout << "tidak ada" << endl;
    }

    return 0;
}