#include<stdio.h>
#define NR 500000
long n,i,j,k,m,p[NR],c[NR],t=0,v[NR],d[NR],f[NR],x,y,a1[NR],a2[NR];
int find(long a1[NR],long a2[NR],long m,long i,long j)
{long k;
for(k=1;k<=m;k++)
if(a1[k]==i&&a2[k]==j)
       return 1;
return 0;}

void explorare(long *t,long i)
{long j;
d[i]=++(*t);
c[i]=1;
for(j=1;j<=n;j++)
if(c[j]==0&&find(a1,a2,m,i,j)==1)
        {p[j]=i;
        explorare(t,j);}
c[i]=2;
f[i]=++(*t);}

int main()
{freopen("sortaret.in","rt",stdin);
freopen("sortaret.out","wt",stdout);
scanf("%ld %ld",&n,&m);
for(k=1;k<=m;k++)
       scanf("%ld %ld",&a1[k],&a2[k]);
for(i=1;i<=n;i++)
       {v[i]=i;
       c[i]=0;
       p[i]=0;
       d[i]=0;
       f[i]=0;}
for(i=1;i<=n;i++)
if(c[i]==0)
       explorare(&t,i);
for(i=1;i<n;i++)
       {for(j=i+1;j<=n;j++)
       if(f[i]<f[j])
                {x=f[i];
                f[i]=f[j];
                f[j]=x;
                y=v[i];
                v[i]=v[j];
                v[j]=y;}}
for(i=1;i<=n;i++)
       printf("%ld ",v[i]);
printf("\n");
fclose(stdin);
fclose(stdout);
return 0;}