#include <iostream>
using namespace std;
int main()
{
    const int M = 5;
    int m[M];
    bool c = false;
    for (int i = 0; i < M; i++) {
        cin >> m[i];
    }
    for (int j = 0; j < M; j++) {
        if (m[j] < 0) {
            cout << j << endl;
            c = true;
        }
    }
    if (c == false)
        cout << "Is not here negative elements\n";
}