Cod sursa(job #2777217)
Utilizator | Ciobanu Vlasie cioby | Data | 22 septembrie 2021 16:41:30 |
---|---|---|---|
Problema | Generare de permutari | Scor | 100 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva educationala | Marime | 0.6 kb |
#include <iostream>
#include <fstream>
#define dim 100000
#define dneg -9999999999
using namespace std;
ifstream fin("permutari.in");
ofstream fout("permutari.out");
int n;
int v[10];
int f[10];
void back(int k)
{
for (int i=1;i<=n;i++)
{
if (!f[i])
{
v[k]=i;
f[i]=1;
if (k==n) {
for (int i=1;i<=n;i++)
fout<<v[i]<<' ';
fout<<'\n';
}
else back(k+1);
f[i]=0;
}
}
}
int main()
{
fin>>n;
back(1);
}