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#include <fstream>
#include <climits>
#include <vector>
#include <queue>
#include <set>
#include <stack>
#include <string>
#include<bitset>
#include <map>
#include <cstring>
#include<algorithm>
#define MOD 1234567
using namespace std;
ifstream fin ("combinari.in");
ofstream fout ("combinari.out");
int n,k;
int v[19];
int fr[19];
bool eCresc(int num,int val)
{
if(num==1)
{
return true;
}
if(v[num-1]>val)
{
return false;
}
return true;
}
void perm(int nivel)
{
if(nivel>k)
{
//afisez si ies
for(int i=1; i<=k; i++)
{
fout<<v[i]<<" ";
}
fout<<"\n";
return;
}
for(int i=1; i<=n; i++)
{
if(fr[i]==0 && eCresc(nivel,i))
{
v[nivel]=i;
fr[i]=1;
perm(nivel+1);
fr[i]=0;
}
}
}
int main()
{
fin>>n>>k;
perm(1);
return 0;
}