#include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include using namespace std; #define DEBUG_ //!!提出時にコメントアウト!! #ifdef DEBUG_ #define dump(x) cerr << #x << " = " << (x) << endl; #else #define dump(x) ; #endif #define FOR(i,a,b) for(int i=(a);i<(b);++i) #define REP(i,n) FOR(i,0,n) #define SZ(x) ((int)(x).size()) #define pb push_back #define eb emplace_back //#define int long long typedef long long LL; typedef vector VI; typedef vector VL; typedef vector VVI; typedef vector VS; typedef pair PII; typedef pair PLL; template std::string printVector(const std::vector &data) { std::stringstream ss; std::ostream_iterator out_it(ss, ", "); ss << "["; std::copy(data.begin(), data.end() - 1, out_it); ss << data.back() << "]"; return ss.str(); } const int MOD = 1e9+7; const LL LINF = 1001002003004005006ll; const int INF = 1001001001; template< typename T > struct edge { int src, to; T cost; edge(int to, T cost) : src(-1), to(to), cost(cost) {} edge(int src, int to, T cost) : src(src), to(to), cost(cost) {} edge &operator=(const int &x) { to = x; return *this; } operator int() const { return to; } }; template< typename T > using Edges = vector< edge< T > >; template< typename T > using WeightedGraph = vector< Edges< T > >; using UnWeightedGraph = vector< vector< int > >; template< typename T > using Matrix = vector< vector< T > >; template< typename T > vector< T > dijkstra(WeightedGraph< T > &g, int s) { const auto INF = numeric_limits< T >::max(); vector< T > dist(g.size(), INF); using Pi = pair< T, int >; priority_queue< Pi, vector< Pi >, greater< Pi > > que; dist[s] = 0; que.emplace(dist[s], s); while(!que.empty()) { T cost; int idx; tie(cost, idx) = que.top(); que.pop(); if(dist[idx] < cost) continue; for(auto &e : g[idx]) { auto next_cost = cost + e.cost; if(dist[e.to] <= next_cost) continue; dist[e.to] = next_cost; que.emplace(dist[e.to], e.to); } } return dist; } signed main(int argc, char const *argv[]) { cin.tie(0); ios::sync_with_stdio(false); int N,M; cin >> N >> M; WeightedGraph g1(N); WeightedGraph g2(2*N); REP(i,M){ int a,b,c; cin >> a >> b >> c; a--; b--; g1[a].eb(b,c); g1[b].eb(a,c); g2[a*2].eb(b*2,c); g2[b*2].eb(a*2,c); g2[a*2+1].eb(b*2+1,c); g2[b*2+1].eb(a*2+1,c); g2[a*2].eb(b*2+1,0); g2[b*2].eb(a*2+1,0); g2[a*2].eb(a*2+1,0); g2[b*2].eb(b*2+1,0); } auto r1 = dijkstra(g1,0); auto r2 = dijkstra(g2,0); REP(i,N){ //if(i == 0){ // cout << 0 << endl; // continue; //} cout << r1[i]+r2[i*2+1] << endl; } }