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  1. #include <iostream>
  2. #include <string>
  3.  
  4. void DrawTriangle(unsigned int rows)
  5. {
  6. 	for(unsigned int spaces = 0; spaces < rows; ++spaces)
  7. 	{
  8. 		for(unsigned int i = 0; i < spaces; ++i)
  9. 		{
  10. 			std::cout << ' ';
  11. 		}
  12. 		for(unsigned int j = 0; j < (rows - spaces)*2; ++j)
  13. 		{
  14. 			std::cout << '#';
  15. 		}
  16. 		for(unsigned int i = 0; i < spaces; ++i)
  17. 		{
  18. 			std::cout << ' ';
  19. 		}
  20. 		std::cout << std::endl;
  21. 	}
  22. }
  23.  
  24. int main() {
  25. 	DrawTriangle(4);
  26. 	return 0;
  27. }
Success #stdin #stdout 0s 3140KB
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########
 ###### 
  ####  
   ##
https://ideone.com/SRzvch
language:
C++14 (gcc 8.3)
created:
10 years ago
visibility:
public

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