Cod sursa(job #1667814)
Utilizator | Evghenii Beriozchin Evghenii_Beriozchin | Data | 29 martie 2016 11:43:39 |
---|---|---|---|
Problema | Generare de permutari | Scor | 20 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.42 kb |
#include <iostream>
#include <fstream>
using namespace std;
int n, p[10], u[10];
ifstream fin("permutari.in");
ofstream fout("permutari.out");
void afisare(){
for(int i=1; i<=n; i++) fout<<p[i];
fout<<endl;
}
void generare(int k){
if (k-1==n) afisare(); else
for(int i=1; i<=n; i++){
if(!u[i]) {p[k]=i; u[i]=1;
generare(k+1);
u[i]=0;
}
}
}
int main()
{fin>>n;
generare(1);
return 0;
}