Cod sursa(job #3153468)
Utilizator | David Preda David2007 | Data | 29 septembrie 2023 19:01:34 |
---|---|---|---|
Problema | Generare de permutari | Scor | 100 |
Compilator | cpp-64 | 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 st[20], n, fr[20];
void Afisare(){
for(int i = 1; i <= n; i++)
fout << st[i] << " ";
fout << "\n";
}
void Back(int top){
int i;
if(top == n + 1)
Afisare();
else {
for(i = 1; i <= n; i++)
if(fr[i] == 0)
{
fr[i] = 1;
st[top] = i;
Back(top + 1);
fr[i] = 0;
}
}
}
int main()
{
fin >> n;
Back(1);
return 0;
}