import java.io.*;
import java.util.*;
import java.util.function.*;
import java.util.stream.*;

public class Main {
    static long[] facts;
    public static void main(String[] args) throws Exception {
        Scanner sc = new Scanner();
        int n = sc.nextInt();
        int m = sc.nextInt();
        long[][] distances = new long[n][n];
        for (int i = 0; i < n; i++) {
            Arrays.fill(distances[i], Long.MAX_VALUE / 2);
            distances[i][i] = 0;
        }
        for (int i = 0; i < m; i++) {
            int s = sc.nextInt() - 1;
            int t = sc.nextInt() - 1;
            distances[s][t] = Math.min(distances[s][t], sc.nextLong());
        }
        for (int i = 0; i < n; i++) {
            for (int j = 0; j < n; j++) {
                for (int k = 0; k < n; k++) {
                    distances[j][k] = Math.min(distances[j][k], distances[j][i] + distances[i][k]);
                }
            }
        }
        String result = IntStream.range(0, n).mapToObj(i -> {
            long current = IntStream.range(0, n)
                .mapToLong(j -> distances[i][j] > Long.MAX_VALUE / 3 ? 0 : distances[i][j])
                .sum();
            return String.valueOf(current);
        }).collect(Collectors.joining("\n"));
        System.out.println(result);
    }
}
class Scanner {
    BufferedReader br;
    StringTokenizer st = new StringTokenizer("");
    StringBuilder sb = new StringBuilder();
    
    public Scanner() {
        try {
            br = new BufferedReader(new InputStreamReader(System.in));
        } catch (Exception e) {
            
        }
    }
    
    public int nextInt() {
        return Integer.parseInt(next());
    }
    
    public long nextLong() {
        return Long.parseLong(next());
    }
    
    public double nextDouble() {
        return Double.parseDouble(next());
    }
    
    public String next() {
        try {
            while (!st.hasMoreTokens()) {
                st = new StringTokenizer(br.readLine());
            }
        } catch (Exception e) {
            e.printStackTrace();
        } finally {
            return st.nextToken();
        }
    }
    
}