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  1. #include <iostream>
  2. #include <algorithm>
  3.  
  4. using namespace std;
  5.  
  6. struct Point
  7. {
  8. 	int x = 0;
  9. 	int y = 0;
  10. };
  11.  
  12. const int SIZE = 200;
  13.  
  14. typedef std::vector<Point> Points;
  15.  
  16. template <typename Projection>
  17. void processPoints(Points& points, Projection p)
  18. {
  19.     std::sort(points.begin(), points.end(), [&](Point& lhs, Point& rhs) { return p(lhs) < p(rhs); });
  20.     for (auto& point: points)
  21.     {
  22.     	if (p(point) < SIZE)
  23.     	{
  24.         	p(point) = SIZE;
  25.     	}
  26.     }
  27. }
  28.  
  29. void processPointsX(Points& points)
  30. {
  31.     processPoints(points, [](Point& p) -> int& { return p.x; });
  32. }
  33.  
  34. void processPointsY(Points& points)
  35. {
  36.     processPoints(points, [](Point& p) -> int& { return p.y; });
  37. }
  38.  
  39. int main()
  40. {
  41. 	Points p;
  42. 	processPointsY(p);
  43. 	return 0;
  44. }
Success #stdin #stdout 0s 3412KB
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https://ideone.com/LuV8VK
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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