Cod sursa(job #1491420)
Utilizator | Mihai Musat mihaimusat | Data | 25 septembrie 2015 12:16:30 |
---|---|---|---|
Problema | Generare de permutari | Scor | 80 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.57 kb |
#include <fstream>
using namespace std;
ifstream cin("permutari.in");
ofstream cout("permutari.out");
int n,i,sol[101],v[101];
void afis()
{
int i;
for(i=1;i<=n;i++)
cout<<sol[i]<<" ";
cout<<endl;
}
int OK(int k)
{
int i;
for(i=1;i<k;i++)
if(sol[k]==sol[i]) 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) afis();
else back(k+1);
}
}
}
int main()
{
cin>>n;
back(1);
return 0;
}