Cod sursa(job #2191296)
| Utilizator | Data | 2 aprilie 2018 14:21:04 | |
|---|---|---|---|
| Problema | Generare de permutari | Scor | 100 |
| Compilator | cpp | Status | done |
| Runda | Arhiva educationala | Marime | 0.45 kb |
#include <fstream>
#include <algorithm>
using namespace std;
int a,n,i,v[9];
ifstream in("permutari.in");
ofstream out("permutari.out");
int fact(int a)
{
if(a==1) return 1;
return a*fact(a-1);
}
int main()
{
in>>n;
for(i=0;i<n;i++)
{v[i]=i+1;out<<i+1<<" ";}
int j=1;
out<<'\n';
for(j=1;j<=fact(n)-1;j++)
{
if(next_permutation(v,v+n)==true)
{for(i=0;i<n;i++)
out<<v[i]<<" ";
out<<'\n';}
}
return 0;
}
