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#include <bits/stdc++.h>
using namespace std;
ifstream fin("combinari.in");
ofstream fout("combinari.out");
int n,k,x[20];
bool cont(int pas) {
for (int i=1;i<pas;i++)
if (x[i]>=x[pas])
return false;
return true;
}
void bt(int pas) {
if (pas>k) {
for (int i=1;i<=k;i++)
fout<<x[i]<<" ";
fout<<"\n";
return;
}
else {
for (int i=1;i<=n;i++) {
x[pas]=i;
if (cont(pas))
bt(pas+1);
}
}
}
int main() {
fin>>n>>k;
bt(1);
return 0;
}