Cod sursa(job #1185646)
Utilizator | Albastroiu Radu Gabriel ducu34 | Data | 16 mai 2014 10:51:48 |
---|---|---|---|
Problema | Generare de permutari | Scor | 20 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.43 kb |
#include <fstream>
using namespace std;
ifstream fin("permutari.in");
ofstream fout("permutari.out");
int x[15],viz[15],n,k;
void tipar(int k)
{
for(int i=1;i<=n;i++)
fout<<x[i];
fout<<"\n";
}
void back(int k)
{
for(int i=1;i<=n;i++)
{
if(!viz[i])
{
x[k]=i;
viz[i]=1;
if(k==n)
tipar(k);
else
back(k+1);
viz[i]=0;
}
}
}
int main()
{
fin>>n;
back(1);
return 0;
}