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Feb 24th, 2020
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  1. #include<bits/stdc++.h>
  2. using namespace std;
  3. ifstream fin("produscartezian2.in");
  4. ofstream fout("produscartezian2.out");
  5. int m,s[20],x[10],p=1;
  6. void afisare(int k)
  7. {
  8. for(int i=1; i<=k; i++)
  9. fout<<s[i]<<" ";
  10. fout<<'\n';
  11. }
  12. void back(int k)
  13. {
  14. for(int val=1; val<=x[k]; val++)
  15. {
  16. s[k]=val;
  17. if(k==m)
  18. afisare(k);
  19. else
  20. back(k+1);
  21. }
  22. }
  23. int main()
  24. {
  25. fin>>m;
  26. for(int i=1; i<=m; i++)
  27. fin>>x[i];
  28. back(1);
  29. }
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