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#include <iostream>
#include <fstream>
using namespace std;
ifstream f("combinari.in");
ofstream g("combinari.out");
int n, k;
int main()
{
f >> n >> k;
for(int i=1; i<(1<<n); i++)
{ int nr = 0;
for(int j=0; j<n; j++)
if((i & (1 << j)) != 0) nr++;
if(nr == k)
{ for(int j=0; j<n; j++)
if((i & (1 << j)) != 0) g << j+1 << ' ';
g << '\n';
}
}
return 0;
}