Cod sursa(job #530574)
Utilizator | Data | 7 februarie 2011 23:26:47 | |
---|---|---|---|
Problema | Generare de permutari | Scor | 100 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.46 kb |
#include<fstream>
using namespace std;
ifstream in("permutari.in");
ofstream out("permutari.out");
int a[10],n;
int v[10];
void perm(int);
void afisare();
int uz(int);
int main()
{ in>>n;
perm(1);
return 0;
}
void perm(int k)
{ if(k==n+1)
{ afisare();
return;
}
for(int i=1;i<=n;i++)
{ if(v[i])
continue;
a[k]=i;
v[i]=1;
perm(k+1);
v[i]=0;
}
}
void afisare()
{ for(int i=1;i<=n;i++)
out<<a[i]<<" ";
out<<'\n';
}