#include <iostream>
#include <queue>
#include <string.h>
#include <vector>

using namespace std;

const int maxn = 50005;
const int oo = 0x3f3f3f3f;

int n, m, dist[maxn],start;
vector <pair<int, int> > g[maxn];

inline void dijkstra(int stnode) {
    priority_queue <pair<int, int> > q;
    memset(dist, oo, sizeof(dist));
    dist[stnode] = 0;
    q.push(make_pair(0, stnode));
    while(!q.empty()) {
        int cost = q.top().first;
        int node = q.top().second;
        q.pop();
        if(dist[node] != cost)
            continue;
            int nr=g[node].size();
        for(int i=0;i<nr;++i) {
            if(dist[g[node][i].first] > cost + g[node][i].second) {
                dist[g[node][i].first] = cost + g[node][i].second;
                q.push(make_pair(dist[g[node][i].first], g[node][i].first));
            }
        }
    }
    for(int i = 1 ; i <= n ; ++ i) {
        if(dist[i] == oo )
            dist[i] = -1;
            if(i!=start)
        cout << dist[i] << ' ';
    }
}

int main() {
    int t;
    //cin>>t;
   // while(t--){
    cin >> n >> m;
        for(int i=1;i<=n;++i) g[i].clear();
    for(int i = 1 ; i <= m ; ++ i) {
        int x, y, z;
        cin >> x >> y >> z;
        g[x].push_back(make_pair(y, z));
        g[y].push_back(make_pair(x, z));
    }
    cin>>start;
    dijkstra(start);
    cout<<"\n";

   // }
}