Cod sursa(job #2174990)
Utilizator | Rares Andrei Codreanu RaresANDC | Data | 16 martie 2018 14:37:17 |
---|---|---|---|
Problema | Generare de permutari | Scor | 80 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.6 kb |
#include <bits/stdc++.h>
using namespace std;
ifstream fin ("permutari.in");
ofstream fout ("permutari.out");
int v[8],n;
bool ok(int k)
{
for(int i=1;i<k;i++)
{
if(v[i]==v[k])return false;
}
return true;
}
void afisare()
{
for(int i=1;i<=n;i++)
{
fout << v[i] << ' ';
}
fout << '\n';
}
void BT(int k)
{
for(int i=1;i<=n;i++)
{
v[k]=i;
if(ok(k))
{
if(k==n)afisare();
else BT(k+1);
}
}
}
int main()
{
fin >> n;
BT(1);
return 0;
}