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  1. #include <iostream>
  2. #include <cmath>
  3. using namespace std;
  4. int main() {
  5. 	int n; // номер комнаты
  6. 	int rooms_per_floor = 1; // кол-во комнат на этаже
  7. 	int temp = 0;
  8. 	int rooms = 0; // общее количество комнат
  9. 	int floor = 0; // этаж, на котором будет находиться комната #n
  10. 	cin >> n;
  11. 	while(n>0){
  12. 		if(rooms_per_floor == temp){
  13. 			temp = 0;
  14. 			rooms_per_floor++;
  15. 		}
  16. 		else if(n-rooms_per_floor>0){
  17. 			rooms+=rooms_per_floor;
  18. 			temp++;
  19. 			floor++;
  20. 			n-=rooms_per_floor;
  21. 		}
  22. 		else break;
  23. 	}
  24. 	cout << floor+1 << " " << n;
  25. 	return 0; 
  26. }
Success #stdin #stdout 0s 15232KB
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https://ideone.com/Ia4OxI
language:
C++ (gcc 8.3)
created:
6 years ago
visibility:
secret

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