t178

import java.util.Scanner;

public class t178 {
    static class edge {
        int a, b, cost;

        public edge(int a, int b, int cost) {
            this.a = a;
            this.b = b;
            this.cost = cost;
        }
    }

    static edge[] e;
    static int[] d;
    static final int t = 30000;

    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        int n = in.nextInt();
        int m = in.nextInt();
        e = new edge[m + 1];
        d = new int[n + 1];
        for (int i = 1; i < m + 1; i++) {
            e[i] = new edge(in.nextInt(), in.nextInt(), in.nextInt());
        }
        for (int i = 2; i < n + 1; i++) {
            d[i] = t;
        }
        for (int i = 0; i < n - 1; i++) {
            for (int j = 1; j < m + 1; j++) {
                if (d[e[j].a] < t) {
                    d[e[j].b] = Math.min(d[e[j].b], d[e[j].a] + e[j].cost);
                }
            }
        }
        for (int i = 1; i < n; i++) {
            System.out.print(d[i] + " ");
        }
        System.out.println(d[n]);
    }
}