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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int fib(int n) {
  5. 	if (n > 0) {
  6. 		// выводим числа Фибоначчи от 1 до n-1
  7. 		fib(n - 1);
  8. 		// выводим n-ое число Фибоначчи
  9. 		cout << (n <= 2 ? 1 : fib(-(n - 1)) + fib(-(n - 2))) << endl;
  10. 	} else {
  11. 		n *= -1;
  12. 	}
  13. 	return n <= 2 ? 1 : fib(-(n - 1)) + fib(-(n - 2));
  14. }
  15.  
  16. int main() {
  17. 	fib(7);
  18. 	return 0;
  19. }
Success #stdin #stdout 0s 16064KB
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https://ideone.com/bAutt9
language:
C++ (gcc 8.3)
created:
6 years ago
visibility:
public

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