Cod sursa(job #2388029)
Utilizator | Galatanu Bogdan Ioan Galatanu_Bogdan | Data | 25 martie 2019 16:44:10 |
---|---|---|---|
Problema | Generare de permutari | Scor | 100 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva educationala | Marime | 0.63 kb |
#include <iostream>
#include <fstream>
using namespace std;
int st[10],n;
ifstream in("permutari.in");
ofstream out("permutari.out");
int valid(int k){
for(int i=1;i<k;i++)
if(st[k]==st[i])
return 0;
return 1;
}
int solutie(int k)
{
return (k==n);
}
void afis()
{int index;
for(index=1;index<=n;index++)
out<<st[index]<<" ";
out<<'\n';
}
int c;
void BKT(int k)
{
for(int i=1;i<=n;i++)
{
st[k]=i;
if(valid(k))
{
if(solutie(k))
afis();
else if(k<n)BKT(k+1);
}
}
}
int main(){
in>>n;
BKT(1);
return 0;
}