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- #include <fstream>
- using namespace std;
- int n, sol[20], k, c, m;
- int Evalid(int k);
- void afis();
- void back(int k);
- ifstream fin ("combinari.in");
- ofstream fout ("combinari.out");
- int main()
- {
- fin >> n;
- fin >> m;
- back(1);
- return 0;
- }
- void back(int k)
- {
- if(k>m)
- afis();
- else
- for(int i=1; i<=n; i++)
- {
- sol[k]=i;
- if(Evalid(k))
- back(k+1);
- }
- }
- int Evalid(int k)
- {
- for(int i=1; i<k; i++)
- if(sol[i]>=sol[k])
- return 0;
- return 1;
- }
- void afis()
- {
- for(int i=1; i<=m; i++)
- fout << sol[i] << " ";
- fout << endl;
- }
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