#include <fstream>
#include <vector>

using namespace std;

ifstream f("bellmanford.in");
ofstream g("bellmanford.out");

const int mod = 666013, mare = 500000000;
int coada[mod], st, dr;
int x, y, c, n, m, i;
int ds[mod];
vector <int> ls[50005];
vector <int> lc[50005];

int main()
{
    f >> n >> m;
    for (i = 1; i <= m; i++)
    {
        f >> x >> y >> c;
        ls[x].push_back(y);
        lc[x].push_back(c);
    }
    for (i = 1; i <= n; i++)
        ds[i] = mare;

    coada[0] = 1, ds[1] = 0;
    while (st <= dr)
    {
        x = coada[st%mod], st++;

        for (i = 0; i < ls[x].size(); i++)
        {
            if (ds[x] + lc[x][i] < ds[ ls[x][i] ])
            {
                ds[ ls[x][i] ] = ds[x] + lc[x][i];
                dr++, coada[dr%mod] = ls[x][i];
            }
            else if (ds[ ls[x][i] ] > 0 && ds[x] < 0)
            {
                g << "Ciclu negativ!";
                return 0;
            }
        }
    }
    for (i = 2; i <= n; i++)
        g << ds[i] << " ";
    return 0;
}