Cod sursa(job #941401)
Utilizator | Ion Manciu manciu_ion | Data | 18 aprilie 2013 18:31:59 |
---|---|---|---|
Problema | Combinari | Scor | 100 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.53 kb |
#include <fstream>
#define REG register int
using namespace std;
int a[20];
int n,k;
ofstream fout("combinari.out");
void Afis()
{
for(REG i=1;i<=k;i++)
fout<<a[i]<<" ";
fout<<"\n";
}
void Back(REG poz)
{
if(poz==k+1)
Afis();
else
for(REG i=a[poz-1]+1;i<=n-k+poz;i++)
{
a[poz] = i;
Back(poz+1);
}
}
int main()
{
ifstream fin("combinari.in");
fin>>n>>k;
fin.close();
Back(1);
fout.close();
return 0;
}