Cod sursa(job #696097)

Utilizator bacilaBacila Emilian bacila Data 28 februarie 2012 16:45:36
Problema Combinari Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.33 kb
Raporteaza aceasta sursa 
#include<algorithm>
#include <fstream>
using namespace std;
int a[20],i,n,k;
int main ()
{ifstream f("combinari.in");
 ofstream g("combinari.out");
f>>n>>k;
for(i=1;i<=k;i++)
a[i]=1;
do
{for(i=1;i<=n;i++)
if(a[i]) g<<i<<" ";
g<<'\n';
       }while(prev_permutation(a+1,a+n+1));

 f.close(); g.close();
return 0;
}