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  1. #include <iostream>
  2. #include <cmath>
  3. using namespace std;
  4. double zaokraglij(double a)  {
  5.     return round(a*100)/100;
  6. }
  7. int main() {
  8. double a,b,c;
  9. cin>>a>>b>>c;
  10. if (a==0 && c-b!=0)
  11. {
  12. 	cout<<"NR";
  13. }
  14. else if (a==0 && c-b==0)
  15. {
  16. 	cout<<"NWR";
  17. 	}
  18. else{
  19. cout.precision(2);
  20. cout<<fixed<<zaokraglij((c-b)/a);
  21. }
  22. 	return 0;
  23. }
Success #stdin #stdout 0s 4280KB
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stdin
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0.00 2.00 2.00
stdout
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NWR
https://ideone.com/aHXFyM
language:
C++ (gcc 8.3)
created:
4 years ago
visibility:
public

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