#include <bits/stdc++.h>
using namespace std;
#if 1
#define pv(x) cout<<#x<<" = "<<(x)<<"; ";cout.flush()
#define pn cout<<endl
#else
#define pv(x)
#define pn
#endif
#ifdef INFOARENA
ifstream in("bellmanford.in");
ofstream out("bellmanford.out");
#else
#define in cin
#define out cout
#endif
using ll = long long;
using ull = unsigned long long;
using uint = unsigned int;
#define pb push_back
#define mp make_pair
const int NMax = 3e6 + 5;
const ll inf_ll = 1e18 + 5;
const int inf_int = 1e9 + 5;
const int mod = 100003;
using zint = int;
int main() {
cin.sync_with_stdio(false);
cin.tie(0);
int N,M;
in >> N >> M;
vector< vector<pair<int,int>> > v(N+1);
vector< int > dist(N+1, inf_int);
dist[1] = 0;
for (int i = 1; i <= M; ++i) {
int x,y,c;
in >> x >> y >> c;
v[x].pb( {y,c} );
// v[y].pb( {x,c} );
}
bool update = true;
int c;
for (c = 1; c <= N; ++c) {
update = false;
for (int i = 1; i <= N; ++i) {
for (auto p : v[i]) {
int nxt = p.first, cost = p.second;
if (dist[nxt] > dist[i] + cost) {
dist[nxt] = dist[i] + cost;
update = true;
}
}
}
if (!update) {
break;
}
}
if (update && false) {
out << "Ciclu negativ!";
}
else {
for (int i = 2; i <= N; ++i) {
out << dist[i] << ' ';
}
}
return 0;
}