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#include <cstdio>
using namespace std;
int x[20], n, m;
void afisare ()
{
int i;
for (i=1; i<=m; i++)
{
printf ("%d ", x[i]);
}
printf ("\n");
}
int valid (int k)
{
return 1;
}
void Back (int k)
{
int i;
for (i=x[k-1]+1; i<=n; i++)
{
x[k]=i;
if (valid(k))
{
if (k<m) Back (k+1);
else afisare();
}
}
}
int main()
{
freopen ("combinari.in", "r", stdin);
freopen ("combinari.out", "w", stdout);
scanf ("%d%d", &n, &m);
Back(1);
}