Cod sursa(job #1493420)
Utilizator | Data | 29 septembrie 2015 12:20:05 | |
---|---|---|---|
Problema | Combinari | Scor | 0 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.58 kb |
#include <fstream>
using namespace std;
ifstream cin("a.in");
ofstream cout("a.out");
int n,K,i,st[101];
void afis(int k)
{
int i;
for(i=1;i<=K;i++)
cout<<st[i]<<" ";
cout<<'\n';
}
int OK(int k)
{
int i;
for(i=1;i<k;i++)
if(st[k]==st[i]) return 0;
return 1;
}
void back(int k)
{
int i;
for(i=st[k-1]+1;i<=n;i++)
{
st[k]=i;
if(OK(k))
{
if(k==K){
afis(k);
}
else back(k+1);
}
}
}
int main()
{
cin>>n>>K;
back(1);
return 0;
}