#include <bits/stdc++.h>

using namespace std;

ifstream in("cmlsc.in");
ofstream out("cmlsc.out");

int main() {
    int n, m;
    in >> n >> m;

    std::vector<std::vector<std::pair<int, int>>> adj(n, std::vector<std::pair<int, int>>());

    for (int i = 0; i < m; i++) {
        int x, y, c;
        in >> x >> y >> c;
        x--;
        y--;
        adj[x].push_back({c, y});
    }

    std::priority_queue<std::pair<int, int>, std::vector<std::pair<int, int>>, std::greater<std::pair<int, int>>> q;

    std::vector<int> dp(n, 1e9);
    std::vector<bool> ok(n, false);

    dp[0] = 0;
    q.push({0, 0});

    while (!q.empty()) {
        auto [cost, node] = q.top();
        q.pop();

        if (ok[node])
            continue;
        
        ok[node] = true;

        for (auto it : adj[node]) {
            if (dp[it.second] > cost + it.first) {
                dp[it.second]= cost + it.first;
                q.push({dp[it.second], it.second});
            }
        }
    }

    for (int i = 1; i < n; i++)
        out << dp[i] << " ";
}