#include<stdio.h>
#include<stdlib.h>
#define N 50001
int m,n,i,k,l,r,d[N],e[7*N],v[N],u[N],*g[N],*h[N],w[N],j,a[5*N],b[5*N],c[5*N];
int main()
{
freopen("bellmanford.in","r",stdin),freopen("bellmanford.out","w",stdout),scanf("%d%d",&n,&m);
for(i=1;i<=m;i++)
scanf("%d%d%d",a+i,b+i,c+i),w[a[i]]++;
for(i=1;i<=n;w[i++]=0)
d[i]=N,g[i]=(int*)malloc(4*w[i]),h[i]=(int*)malloc(4*w[i]);
for(i=1;i<=m;i++)
g[a[i]][w[a[i]]]=b[i],h[a[i]][w[a[i]]++]=c[i];
for(k=l=r=d[1]=0,e[r++]=v[1]=1;l<r&&!k;)
for(i=e[l++],v[i]=j=0;j<w[i]&&!k;j++)
if(d[g[i][j]]>d[i]+h[i][j])
{
d[g[i][j]]=d[i]+h[i][j];
if(!v[g[i][j]])
if(u[g[i][j]]>n)
k=1;
else
e[r++]=g[i][j],v[g[i][j]]=1,u[g[i][j]]++;
}
if(k)
printf("Ciclu negativ!");
else
for(i=2;i<=n;i++)
printf("%d ",d[i]);
}