Cod sursa(job #1955047)
Utilizator | Data | 5 aprilie 2017 19:49:46 | |
---|---|---|---|
Problema | Generare de permutari | Scor | 80 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.52 kb |
#include<iostream>
#include<fstream>
using namespace std;
int v[9],n;
fstream g("permutari.out",ios::out);
void back(int i)
{
int s,j,ok;
for(j=1;j<=n;j++)
{
ok=1;
for(s=1;s<i;s++)
{
if(v[s]==j)
{
ok=0;
break;
}
}
if(ok==1)
{
v[i]=j;
if(i<n)
{
back(i+1);
}
else
{
for(s=1;s<=n;s++)
{
g<<v[s]<<" ";
}
g<<endl;
}
}
}
}
int main()
{
fstream f("permutari.in",ios::in);
f>>n;
f.close();
back(1);
}