Cod sursa(job #1010651)

Utilizator leontinLeontin leontin Data 15 octombrie 2013 13:14:22
Problema Generare de permutari Scor 0
Compilator cpp Status done
Runda Arhiva educationala Marime 0.69 kb
#include <iostream>
#include<fstream>

using namespace std;
int v[9],n;
    ifstream f("permutari.in");
    ofstream g("permutari.out");
void retine(int p)
{
    int i;
    for(i=1;i<=n;i++)
        g<<v[i];
    g<<endl;
}
int sol(int p)
{
    if(p==n)
        return 1;
    return 0;
}
int cont(int p)
{
    int i;
    for(i=1;i<p;i++)
        if(v[i]==v[p])
        return 0;

return 1;
}
void back(int p)
 {

    int i;
    for(i=1;i<=n;i++)
        {v[p]=i;
        if(cont(p))
            if(sol(p))
            retine(p);
        else
            back(p+1);}
}
int main()
{
    int n,v[9];

    f>>n;
    back(1);
f.close();
g.close();
return 0;
}