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- #include <iostream>
- #include <fstream>
- using namespace std;
- int S[10], n, l;
- bool valid(int k);
- bool solutie(int k);
- void afisare(int k, ofstream& of);
- void BK(int k, ofstream& of){
- for(int i=1; i<=n; i++)
- {
- S[k] = i;
- if(valid(k))
- if(solutie(k))
- afisare(k, of);
- else
- BK(k+1, of);
- }
- }
- bool valid(int k){
- for(int i=0; i<k; i++)
- if(S[k] == S[i])
- return false;
- return true;
- }
- bool solutie(int k){
- if(k == l)
- return true;
- return false;
- }
- void afisare(int k, ofstream& of){
- for(int i=1; i<=l; i++ )
- of<<S[i]<<" ";
- of<<endl;
- }
- int main()
- {
- ifstream read("aranjamente.in");
- ofstream write("aranjamente.out");
- read>>n>>l;
- BK(1, write);
- return 0;
- }
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