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#include <iostream>
#include <fstream>
using namespace std;
ifstream fin("combinari.in");
ofstream fout("combinari.out");
int x[19];
bool ap[19];
int n,m;
void afis()
{
for(int i=1; i<=m; i++)
fout<<x[i]<<' ';
fout<<'\n';
}
void bt(int k)
{
if(k<=m)
{
for(int i=x[k-1]; i<=n; i++)
{
if(ap[i]==0)
{
x[k]=i;
ap[i]=1;
bt(k+1);
ap[i]=0;
}
}
}
else afis();
}
int main()
{
fin>>n>>m;
x[0]=1;///art
bt(1);
return 0;
}