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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int floor (float a){
  5. 	int x = a;
  6. 	if (x == a){
  7. 		return x;
  8. 	}
  9. 	else {
  10. 		if (a < 0) {
  11. 			return --x;
  12. 		} else {
  13. 			return x;
  14. 		}
  15. 	}
  16. }
  17.  
  18. int ceil (float a){
  19. 	int x = a;
  20. 	if (x == a){
  21. 		return x;
  22. 	} 
  23. 	else{
  24. 		if (a < 0) {
  25. 			return x;
  26. 		} else {
  27. 			return ++x;
  28. 		}
  29. 	}
  30. }
  31.  
  32. int main() {
  33. 	float angka;
  34. 	cin >> angka;
  35. 	cout << "floor = " << floor(angka) <<", ceil = " << ceil (angka) << endl;
  36. 	return 0;
  37. }
Success #stdin #stdout 0s 15232KB
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-0.5
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floor = -1, ceil = 0
https://ideone.com/rauVTO
language:
C++14 (gcc 8.3)
created:
5 years ago
visibility:
public

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