#include <fstream>

using namespace std;

ifstream f("loto.out");
ofstream g("loto.out");
int i,iii,ii,n,nr=1,m,s[10000000],a[101];
int main()
{
    f>>n>>m;
    for (i=1;i<=n;i++)
     f>>a[i];
    for (i=1;i<=n;i++)
     for (ii=1;ii<=n;ii++)
      for (iii=1;iii<=n;iii++)
        s[nr++]=a[i]+a[ii]+a[iii];
    f.close();
    g.close();
}