#include<fstream>
#include<iostream>
#include<vector>
using namespace std;
#define nmax 50001
int a[nmax],b[nmax],c[nmax];
int d[50001];
int n,m;
int main(){
	ifstream f("bellmanford.in");
	ofstream g("bellmanford.out");
	f>>n>>m;
	int i,j;
	for(i=1;i<=m;i++){
		f>>a[i]>>b[i]>>c[i];
		if(i<=m)
			d[i]=100000;
	}
	d[1]=0;
	int ct=0;
	short ok=0;
	while(ok==0){
		ok=1;
		ct++;
		for(i=1;i<=m;i++){
			if(d[b[i]]>d[a[i]]+c[i]){
				d[b[i]]=d[a[i]]+c[i];
				ok=0;
			}
		}
		if(ct>n){
			g<<"Ciclu negativ!";
			return 0;
		}
	}
	for(i=2;i<=n;i++){
		g<<d[i]<<" ";
	}
	return 0;
}