make random english name from online dictionary

#include <iostream>
#include <stdlib.h>
#include <string>
#include <fstream>
using namespace std;

int main() {
    string s;
    ifstream file("dictionary.txt");
    int r = rand() % 387761;
    while (file >> s) {
        r--;
        if (r == 0) {
            cout << s << endl;
            break;
        }
    }
}