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# Untitled

a guest Jan 17th, 2018 75 Never
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1. #include <iostream>
2. #include <math.h>
3. using namespace std;
4.
5. struct Point
6. {
7.     double x, y, z;
8. };
9.
10. struct Cone
11. {
12.     Point O;
13.     double r, h;
14. };
15.
16. void InputPoint(Point *A);
17. void PrintPoint(Point A);
18. void InputCone(Cone *Figure);
19. void PrintCone(Cone Figure);
20. bool Check(Cone Figure, Point A);
21.
22. void InputPoint(Point *A)
23. {
24.     cin >> (*A).x >> (*A).y >> (*A).z;
25. }
26.
27. void PrintPoint(Point A)
28. {
29.     cout << "(" << A.x << ", "<< A.y << ", " << A.z << ")";
30. }
31.
32. void InputCone(Cone *Figure)
33. {
34.     cout << "\n\nEnter the center: ";
35.     cin >> (*Figure).O.x >> (*Figure).O.y >> (*Figure).O.z;
36.     cout << "Enter r: ";
37.     cin >> (*Figure).r;
38.     cout << "Enter the height: ";
39.     cin >> (*Figure).h;
40. }
41.
42. void PrintCone(Cone Figure)
43. {
44.     PrintPoint(Figure.O);
45.     cout << "\nRadius: " << Figure.r << "\nCoordinats of Height: " << Figure.h;
46. }
47.
48. bool Check(Cone Figure, Point A)
49. {
50.     if ((A.z - Figure.O.z > 0) and (Figure.h + Figure.O.z - A.z > 0))
51.     {
52.         double radius = Figure.r * (A.z - Figure.O.z) / Figure.h;
53.         if (sqrt((A.x - Figure.O.x) * (A.x - Figure.O.x) + (A.y - Figure.O.y) * (A.y - Figure.O.y)) < radius)
54.             return true;
55.     }
56.     return false;
57. }
58.
59. int main()
60. {
61.     Point A;
62.     cout << "Enter the searching point: ";
63.     InputPoint(&A);
64.     cout << "A: ";
65.     PrintPoint(A);
66.
67.     Cone Figure;
68.     InputCone(&Figure);
69.     cout << "\nCone:\n";
70.     PrintCone(Figure);
71.
72.     if (Check(Figure, A)) cout << "\nYes";
73.     else cout << "\nNo";
74.
75.     cout << endl;
76.     return 0;
77. }
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