Cod sursa(job #2332926)
Utilizator | Turcas Andrei AndreiTurcas | Data | 31 ianuarie 2019 13:40:20 |
---|---|---|---|
Problema | Generare de permutari | Scor | 100 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva educationala | Marime | 0.56 kb |
#include <iostream>
#include <fstream>
using namespace std;
ifstream f("permutari.in");
ofstream g("permutari.out");
int n, v[20], p = 0;
bool b[20];
void Afisare()
{
for(int i = 1; i <= n; ++i)
g << v[i] << " ";
g << "\n";
}
void Back()
{
for(int i = 1; i <= n; ++i)
{
if(!b[i])
{
v[++p] = i;
b[i] = 1;
}
else continue;
if(p == n) Afisare();
else Back();
--p;
b[i] = 0;
}
}
int main()
{
f >> n;
Back();
}