def BellmanFord(N, G, s):
    INF = 1<<64
    dist = [INF for _ in range(N)]
    dist[s] = 0
    for cnt in range(N):
        Update = False
        for pos,nxt,cost in G:
            if dist[pos] + cost < dist[nxt]:
                dist[nxt] = dist[pos] + cost
                Update = True
        if not Update:
            break
        if cnt == N - 1:
            return -1
    return dist

N,M = map(int,input().split())
G = []
for _ in range(M):
    s,t,d = map(int,input().split())
    s -= 1
    t -= 1
    G.append((s, t, d))
for i in range(N):
    print(sum(BellmanFord(N, G, i)))