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naskedvi

S2 - zad.2

Mar 8th, 2014
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  1. #include <iostream>
  2.  
  3. void Unesibroj()
  4. {
  5. double broj;
  6. for(;;)
  7. {
  8. std:: cin>> broj;
  9. if(std:: cin) break;
  10. std:: cout << "Neispravan unos. Molimo, pokusajte ponovo."<< std:: endl;
  11. std:: cin.clear();
  12. std:: cin.ignore(1000, '\n');
  13. }
  14. }
  15.  
  16.  
  17. int main()
  18. {
  19. double a, b, c;
  20. std:: cout << "Unesite koeficijent a: ";
  21. Unesibroj();
  22. std:: cout << "Unesite koeficijent b: ";
  23. Unesibroj();
  24. std:: cout << "Unesite koeficijent c: ";
  25. Unesibroj();
  26.  
  27. if(a==0)
  28. std:: cout<< "Nema rješenja!";
  29. else
  30. std:: cout<< "Rjesenje je: "<< (c-b)/a;
  31.  
  32. return 0;
  33. }
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