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#include <fstream>
using namespace std;
ifstream in("cmlsc.in");
ofstream out("cmlsc.out");
int a[1025],b[1025],sol[1025];
int mat[1025][1025];
int i,j,n,m,imax,nmax,lsol;
int main()
{
in>>n>>m;
for(i=1;i<=n;i++)
in>>a[i];
for(j=1;j<=n;j++)
in>>b[j];
for(i=1;i<=n;i++)
for(j=1;j<=m;j++)
{
if(a[i]==b[j])
mat[i][j]=1+mat[i-1][j-1];
else
mat[i][j]=max(mat[i-1][j],mat[i][j-1]);
}
i=n;j=m;
while(i!=0)
{
if(a[i]==b[j])
{
sol[++lsol]=a[i];
i--;
j--;
}
else
if(mat[i-1][j]<mat[i][j-1])
j--;
else
i--;
}
for(i=lsol;i>=1;i--)
out<<sol[i]<<" ";
return 0;
}