Cod sursa(job #144672)
Utilizator | nespecificat Snavenport | Data | 27 februarie 2008 20:50:28 |
---|---|---|---|
Problema | Generare de permutari | Scor | 100 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.59 kb |
#include <fstream.h>
ifstream f("permutari.in");
ofstream g("permutari.out");
int n,sol[9];
void afisare()
{
int j;
for (j=1;j<=n;j++)
g<<sol[j]<<" ";
g<<"\n";
}
int ok(int k)
{
int j;
for (j=1;j<k;j++)
if (sol[j]==sol[k])
return 0;
return 1;
}
void back(int k)
{
int i;
for (i=1;i<=n;i++)
{
sol[k]=i;
if (ok(k))
if (k==n)
afisare();
else
back(k+1);
}
}
int main()
{
f>>n;
back(1);
return 0;
}