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a53

ExistaPrime

a53
May 1st, 2017
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  1. #include <iostream>
  2. #include <cmath>
  3.  
  4. using namespace std;
  5.  
  6. int main()
  7. {
  8. unsigned long n,i,a,j,prim=1,exista=0;
  9. cin>>n;
  10. for(i=1;i<=n;i++)
  11. {
  12. cin>>a;
  13. prim=1;
  14. j=2;
  15. while(j<=sqrt(a)&&prim==1)
  16. {
  17. if(a%j==0) prim=0;
  18. j++;
  19. }
  20. if(prim)
  21. {
  22. exista=1;
  23. break;
  24. }
  25. }
  26. if(exista) cout<<"DA"; else cout<<"NU";
  27. return 0;
  28. }
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