#include <cstdio>

#define file_in "bellmanford.in"
#define file_out "bellmanford.out"

#define nmax 50500

int n,m;
int x[5*nmax];
int y[5*nmax];
int c[5*nmax];
int d[5*nmax];

void adfile(void){
	
	int i;
	freopen(file_in,"r",stdin);
	freopen(file_out,"w",stdout);
	
	scanf("%d %d", &n, &m);
	for (i=1;i<=m;++i){
		
		scanf("%d %d %d", &x[i], &y[i], &c[i]);
		
		if (x[i]==1)
			 d[y[i]]=c[i];
	}
	
}

void solve(void){
	
	int i;
	
	for (i=2;i<=n;++i)
		 if (d[i]==0)
			  d[i]=0x3f3f3f3f;
		 
	int ok=0;
    int nr=0;
	 
    while(!ok){
		
		ok=1;
		
		for (i=1;i<=m;++i){
			
			 if (d[y[i]]>d[x[i]]+c[i]){
				 d[y[i]]=d[x[i]]+c[i];
				 ok=0;
				 nr++;
			 }
		}
		if (nr>nmax/10){
			printf("Ciclu negativ\n");
			return ;
	    }
	}
	
	for (i=2;i<=n;++i) 
		 if (d[i]==0x3f3f3f3f)
			  printf("0 ");
		 else
			  printf("%d ", d[i]);
}

int main(){
	
	adfile();
	solve();
	
	fclose(stdin);
	fclose(stdout);
	
	return 0;
	
}