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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	const int size = 9;
  6.  
  7. 	const int half_size = size / 2;
  8.  
  9. 	for (int i = 0; i < half_size; i++)
  10. 	{
  11. 		for (int j = 0; j < i; j++)
  12. 			std::cout << " ";
  13. 		std::cout << "*";
  14. 		for (int j = 0; j < (half_size - i) * 2; j++)
  15. 			std::cout << " ";
  16. 		std::cout << "*\n";
  17. 	}
  18.  
  19. 	for (int i = 0; i < half_size; i++)
  20. 		std::cout << " ";
  21. 	std::cout << "*\n";
  22.  
  23. 	for (int i = half_size - 1; i >= 0 ; i--)
  24. 	{
  25. 		for (int j = 0; j < i; j++)
  26. 			std::cout << " ";
  27. 		std::cout << "*";
  28. 		for (int j = 0; j < (half_size - i) * 2; j++)
  29. 			std::cout << " ";
  30. 		std::cout << "*\n";
  31. 	}
  32.  
  33. 	return 0;
  34. }
Success #stdin #stdout 0s 3412KB
comments (?)
stdin
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Standard input is empty
stdout
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*        *
 *      *
  *    *
   *  *
    *
   *  *
  *    *
 *      *
*        *
https://ideone.com/zRxPnQ
language:
C++14 (gcc 8.3)
created:
8 years ago
visibility:
public

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