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nicuvlad76

Untitled

Jan 12th, 2021
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  1. #include <bits/stdc++.h>
  2. #define N 105
  3. using namespace std;
  4. ifstream fin("permutari.in");
  5. ofstream fout("permutari.out");
  6. int st[N],viz[N],n;
  7. void Afisare(int k)
  8. {
  9. for(int i=1; i<=k; i++)
  10. fout<<st[i]<<' ';
  11. fout<<'\n';
  12. }
  13.  
  14. ///bool Valid(int k){ return 1;} ///conditiile interne
  15. void Back(int k)
  16. {
  17. int i;
  18. for(i=1; i<=n; i++)
  19. if(viz[i]==0)
  20. {
  21. st[k]=i;
  22. viz[i]=1;
  23. ///if(Valid(k))
  24. if(k==n) Afisare(k);
  25. else Back(k+1);
  26. viz[i]=0;
  27. }
  28. }
  29. int main()
  30. {
  31. fin>>n;
  32. Back(1);
  33. return 0;
  34. }
  35.  
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