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a53

ROADtoONI

a53
Apr 21st, 2017
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  1. #include <fstream>
  2. #define ULL unsigned long long int
  3. using namespace std;
  4. ifstream f("roadtooni.in");
  5. ofstream g("roadtooni.out");
  6. int n,nrr,x;
  7. bool F[2018];
  8. /// Se va afisa de exemplu una din perechile: (1,2016),(2,2015),(3,2014),…(1008,1009).
  9. int main()
  10. {
  11. f>>n;
  12. for(int i=1;i<=n;++i)
  13. {
  14. f>>nrr;
  15. for(int j=1;j<=2017;++j)
  16. F[j]=false;
  17. for(int j=1;j<=nrr;++j)
  18. f>>x,F[x]=true;
  19. for(int j=1;j<=2017/2;++j)
  20. if(!F[j]&&!F[2017-j])
  21. {
  22. g<<2<<' '<<j<<' '<<2017-j<<'\n';
  23. break;
  24. }
  25. }
  26. return 0;
  27. }
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