C / C++ / MFC

cout << "Enter the pig gender (\'m\'/\'f\')(if not press \'enter\' for none): ";
cin.getline(pigGender, 10);
if(pigGender != "\n")
{
    while(pigGender != "m" && pigGender != "f")
    {
        cout << "Invalid gender, please enter a valid gender m or f(if not press \'Enter\'): ";
        cin.getline(pigGender, 10);
        if(pigGender != "\n")
        {
            //cout << "if branch, pigGender:" << pigGender;
            gender = pigGender[0];
        }
        else
        {
            //cout << "else branch, pigGender:" << pigGender;
            gender = ' ';
            break;
        }
    }
    pigs[i].SetPigGender(gender);
}

cout << "Enter the pig weight(if not press \'Enter\'): ";
cin.getline(weight, 10);
if(weight != "\n")
{
    float pigWeight = atof(weight);
    while(pigWeight < 0)
    {
        cout << endl;
        cout << "Invalid weight, please enter a valid weight(if not press \'Enter\'): ";
        cin.getline(weight, 10);
        if(weight != "\n")
        {
            pigWeight = atof(weight);
        }
        else
        {
            pigWeight = 0;
        }
    }
    pigs[i].SetPigWeight(pigWeight);
}

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