Untitled

#include <iostream>
using namespace std;
int main()
{
    int x = -1000;
    double a, b, c;
    cin >> a >> b >> c;
    int i = 0;
    while (x < 1000){
        x += 1;
        if (a * x * x + b * x + c == 0){
            i++;
            cout << x << "\n";
        }
        if (x == 999)
            break;
    }
    if (i == 0) {
        cout << "net corney";
    }
    else { 
        cout << i;
    }
    return 0;
}