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#include <iostream>
#include <fstream>
using namespace std;
ifstream in("combinari.in");
ofstream out("combinari.out");
int n, v[20], k;
int verif(int i)
{
if(i>1 && v[i]<=v[i-1])
return 0;
return 1;
}
void afis()
{
for(int i=1; i<=k; ++i)
out<<v[i]<<" ";
out<<'\n';
}
int bktr(int i)
{
for(int j=1; j<=n; ++j)
{
v[i]=j;
if(verif(i))
{
if(i==k)
afis();
else
bktr(i+1);
}
}
}
int main()
{
in>>n>>k;
bktr(1);
return 0;
}