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nicuvlad76

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Dec 10th, 2022
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  1. #include <fstream>
  2. #include <iostream>
  3. #include <cmath>
  4. using namespace std;
  5. ifstream fin(".in");
  6. ofstream fout(".out");
  7. /// metoda greedy = lacom
  8. /**
  9. var 1: calc min1, min2 si max1 max 2 si camparam cele 2 produse
  10. var 2: sortam vector cresc se compara prod primelor 2 valori si a ultimelor 2 valori
  11. */
  12.  
  13. long long Max1, Max2, Min1, Min2; ///Max1 > Max2 si Min1<Min2
  14. int x,n,i;
  15. ///var 1
  16. int main()
  17. {
  18. cin>>n>>x;
  19. Max1=Max2=Min2=Min1=x;
  20. for(i=2; i<=n;i++)
  21. {
  22. cin>>x;
  23. if(Max1<x) Max2=Max1, Max1=x;
  24. else if(Max2<x) Max2=x;
  25. if(Min1>x) Min2=Min1, Min1=x;
  26. else if(Min2>x)Min2=x;
  27. }
  28. cout<<max(Min1*Min2,Max1*Max2 );
  29. return 0;
  30. }
  31.  
  32.  
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