#include<cstdio>
#include<vector>


using namespace std;


struct g_t
{
	int id;
	int boss;
	int number;
};


int get_boss(vector<g_t>&g, int i)
{
	if(g[i].boss==i) return i;
	return g[i].boss=get_boss(g, g[i].boss);
}


int main(void)
{
	int n, m;

	while(scanf("%d%d", &n, &m)==2)
	{
		vector<g_t> g(n+1);

		for(int i=1;i<=n;i++)
		{
			g[i].id=i;
			g[i].boss=i;
			g[i].number=1;
		}

		for(int i=0;i<m;i++)
		{
			int a, b, boss_a, boss_b;

			scanf("%d%d", &a, &b);
			boss_a=get_boss(g, a);
			boss_b=get_boss(g, b);

			if(boss_a==boss_b) continue;

			bool a_win=true;
//printf("%d(n=%d) vs %d(n=%d)\n", boss_a, g[boss_a].number, boss_b, g[boss_b].number);
			if(g[boss_a].number<g[boss_b].number) a_win=false;
			if(g[boss_a].number==g[boss_b].number)
			{
				if(g[boss_a].id>g[boss_b].id) a_win=false;
			}

			if(a_win)
			{
				g[boss_a].number+=g[boss_b].number;
				g[boss_b].boss=boss_a;
				g[boss_b].number=0;
			}
			else
			{
				g[boss_b].number+=g[boss_a].number;
				g[boss_a].boss=boss_b;
				g[boss_a].number=0;
			}
		}

		for(int i=1;i<=n;i++)
		{
			printf("%d\n", get_boss(g, i));
		}
/*
		for(int i=1;i<=n;i++)
		{
			printf("id=%d  boss=%d  num=%d\n", g[i].id, g[i].boss, g[i].number);
		}
*/	}

	return 0;
}