while (!inFile.eof()) {
    inFile >> user >> pass;
    if (user == "Banana", "Apple") {
        Count++; //no point in doing so because this only happens once
    }
    cout << Count << " users found!" << endl;
}

#include <iostream>
#include <fstream>
#include <string>

using namespace std;

int main()
{
    ifstream inFile;
    inFile.open("userData.txt");

    //Check For error
    if (inFile.fail()) {
        cerr << "error opening file" << endl;
        exit(1);
    }

    string user, pass;
    int Count = 0;

    //read file till you reach the end and check for matchs
    while (inFile >> user >> pass) {
        if (user == "Banana" && pass == "Apple") {
            cout <<"user found!" << endl;
        }
    }
}